Home / 25,522.56-38,283.36-13,909.68

Finding the Fourth Proportional to 25,522.56, 38,283.36 and 13,909.68

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Solution

The fourth proportional to 25,522.56, 38,283.36 and 13,909.68 is: 20,864.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,522.56 : 38,283.36 = 13,909.68 : x
  2. Step 2: Convert to fraction form
    25,522.56/38,283.36 = 13,909.68/x
  3. Step 3: Cross multiply
    25,522.56x = 38,283.36 × 13,909.68
  4. Step 4: Simplify right side
    25,522.56x = 532,509,286.92
  5. Step 5: Solve for x
    x = 532,509,286.92/25,522.56
  6. Step 6: Final answer
    x = 20,864.26

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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.