Home / 25,432.16-38,079.89-14,322.20

Finding the Fourth Proportional to 25,432.16, 38,079.89 and 14,322.20

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Solution

The fourth proportional to 25,432.16, 38,079.89 and 14,322.20 is: 21,444.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.16 : 38,079.89 = 14,322.20 : x
  2. Step 2: Convert to fraction form
    25,432.16/38,079.89 = 14,322.20/x
  3. Step 3: Cross multiply
    25,432.16x = 38,079.89 × 14,322.20
  4. Step 4: Simplify right side
    25,432.16x = 545,387,592.26
  5. Step 5: Solve for x
    x = 545,387,592.26/25,432.16
  6. Step 6: Final answer
    x = 21,444.80

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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.