Home / 25,319.60-38,008.20-14,937.20

Finding the Fourth Proportional to 25,319.60, 38,008.20 and 14,937.20

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Solution

The fourth proportional to 25,319.60, 38,008.20 and 14,937.20 is: 22,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.60 : 38,008.20 = 14,937.20 : x
  2. Step 2: Convert to fraction form
    25,319.60/38,008.20 = 14,937.20/x
  3. Step 3: Cross multiply
    25,319.60x = 38,008.20 × 14,937.20
  4. Step 4: Simplify right side
    25,319.60x = 567,736,085.04
  5. Step 5: Solve for x
    x = 567,736,085.04/25,319.60
  6. Step 6: Final answer
    x = 22,422.79

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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.