Home / 38,278.44-52,823.19-21,282.24

Finding the Fourth Proportional to 38,278.44, 52,823.19 and 21,282.24

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Solution

The fourth proportional to 38,278.44, 52,823.19 and 21,282.24 is: 29,368.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,278.44 : 52,823.19 = 21,282.24 : x
  2. Step 2: Convert to fraction form
    38,278.44/52,823.19 = 21,282.24/x
  3. Step 3: Cross multiply
    38,278.44x = 52,823.19 × 21,282.24
  4. Step 4: Simplify right side
    38,278.44x = 1,124,195,807.15
  5. Step 5: Solve for x
    x = 1,124,195,807.15/38,278.44
  6. Step 6: Final answer
    x = 29,368.90

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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.