Home / 38,014.44-52,458.90-21,250.68

Finding the Fourth Proportional to 38,014.44, 52,458.90 and 21,250.68

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Solution

The fourth proportional to 38,014.44, 52,458.90 and 21,250.68 is: 29,325.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,014.44 : 52,458.90 = 21,250.68 : x
  2. Step 2: Convert to fraction form
    38,014.44/52,458.90 = 21,250.68/x
  3. Step 3: Cross multiply
    38,014.44x = 52,458.90 × 21,250.68
  4. Step 4: Simplify right side
    38,014.44x = 1,114,787,297.05
  5. Step 5: Solve for x
    x = 1,114,787,297.05/38,014.44
  6. Step 6: Final answer
    x = 29,325.36

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Half scale
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Double scale
Find fourth proportional to 38,015.44, 52,460.28 and 21,251.68
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.