Home / 38,013.99-52,457.19-21,017.25

Finding the Fourth Proportional to 38,013.99, 52,457.19 and 21,017.25

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Solution

The fourth proportional to 38,013.99, 52,457.19 and 21,017.25 is: 29,002.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,013.99 : 52,457.19 = 21,017.25 : x
  2. Step 2: Convert to fraction form
    38,013.99/52,457.19 = 21,017.25/x
  3. Step 3: Cross multiply
    38,013.99x = 52,457.19 × 21,017.25
  4. Step 4: Simplify right side
    38,013.99x = 1,102,505,876.53
  5. Step 5: Solve for x
    x = 1,102,505,876.53/38,013.99
  6. Step 6: Final answer
    x = 29,002.63

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Half scale
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Double scale
Find fourth proportional to 38,014.99, 52,458.57 and 21,018.25
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.