Home / 25,539.78-38,294.01-10,542.24

Finding the Fourth Proportional to 25,539.78, 38,294.01 and 10,542.24

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Solution

The fourth proportional to 25,539.78, 38,294.01 and 10,542.24 is: 15,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,539.78 : 38,294.01 = 10,542.24 : x
  2. Step 2: Convert to fraction form
    25,539.78/38,294.01 = 10,542.24/x
  3. Step 3: Cross multiply
    25,539.78x = 38,294.01 × 10,542.24
  4. Step 4: Simplify right side
    25,539.78x = 403,704,643.98
  5. Step 5: Solve for x
    x = 403,704,643.98/25,539.78
  6. Step 6: Final answer
    x = 15,806.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.