Home / 25,387.68-35,036.10-14,057.18

Finding the Fourth Proportional to 25,387.68, 35,036.10 and 14,057.18

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Solution

The fourth proportional to 25,387.68, 35,036.10 and 14,057.18 is: 19,399.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,387.68 : 35,036.10 = 14,057.18 : x
  2. Step 2: Convert to fraction form
    25,387.68/35,036.10 = 14,057.18/x
  3. Step 3: Cross multiply
    25,387.68x = 35,036.10 × 14,057.18
  4. Step 4: Simplify right side
    25,387.68x = 492,508,764.20
  5. Step 5: Solve for x
    x = 492,508,764.20/25,387.68
  6. Step 6: Final answer
    x = 19,399.52

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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.