Home / 40,259.10-55,565.43-25,713.93

Finding the Fourth Proportional to 40,259.10, 55,565.43 and 25,713.93

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Solution

The fourth proportional to 40,259.10, 55,565.43 and 25,713.93 is: 35,490.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,259.10 : 55,565.43 = 25,713.93 : x
  2. Step 2: Convert to fraction form
    40,259.10/55,565.43 = 25,713.93/x
  3. Step 3: Cross multiply
    40,259.10x = 55,565.43 × 25,713.93
  4. Step 4: Simplify right side
    40,259.10x = 1,428,805,577.44
  5. Step 5: Solve for x
    x = 1,428,805,577.44/40,259.10
  6. Step 6: Final answer
    x = 35,490.25

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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.