Home / 25,028.44-34,565.10-21,655.06

Finding the Fourth Proportional to 25,028.44, 34,565.10 and 21,655.06

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Solution

The fourth proportional to 25,028.44, 34,565.10 and 21,655.06 is: 29,906.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,028.44 : 34,565.10 = 21,655.06 : x
  2. Step 2: Convert to fraction form
    25,028.44/34,565.10 = 21,655.06/x
  3. Step 3: Cross multiply
    25,028.44x = 34,565.10 × 21,655.06
  4. Step 4: Simplify right side
    25,028.44x = 748,509,314.41
  5. Step 5: Solve for x
    x = 748,509,314.41/25,028.44
  6. Step 6: Final answer
    x = 29,906.35

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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.