Home / 25,562.97-38,292.55-12,904.91

Finding the Fourth Proportional to 25,562.97, 38,292.55 and 12,904.91

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Solution

The fourth proportional to 25,562.97, 38,292.55 and 12,904.91 is: 19,331.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562.97 : 38,292.55 = 12,904.91 : x
  2. Step 2: Convert to fraction form
    25,562.97/38,292.55 = 12,904.91/x
  3. Step 3: Cross multiply
    25,562.97x = 38,292.55 × 12,904.91
  4. Step 4: Simplify right side
    25,562.97x = 494,161,911.42
  5. Step 5: Solve for x
    x = 494,161,911.42/25,562.97
  6. Step 6: Final answer
    x = 19,331.16

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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.