Home / 63,782.19-88,010.13-38,283.15

Finding the Fourth Proportional to 63,782.19, 88,010.13 and 38,283.15

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Solution

The fourth proportional to 63,782.19, 88,010.13 and 38,283.15 is: 52,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,782.19 : 88,010.13 = 38,283.15 : x
  2. Step 2: Convert to fraction form
    63,782.19/88,010.13 = 38,283.15/x
  3. Step 3: Cross multiply
    63,782.19x = 88,010.13 × 38,283.15
  4. Step 4: Simplify right side
    63,782.19x = 3,369,305,008.31
  5. Step 5: Solve for x
    x = 3,369,305,008.31/63,782.19
  6. Step 6: Final answer
    x = 52,825.17

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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.