Home / 16,470.15-24,705.28-3,990.14

Finding the Fourth Proportional to 16,470.15, 24,705.28 and 3,990.14

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Solution

The fourth proportional to 16,470.15, 24,705.28 and 3,990.14 is: 5,985.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,470.15 : 24,705.28 = 3,990.14 : x
  2. Step 2: Convert to fraction form
    16,470.15/24,705.28 = 3,990.14/x
  3. Step 3: Cross multiply
    16,470.15x = 24,705.28 × 3,990.14
  4. Step 4: Simplify right side
    16,470.15x = 98,577,577.73
  5. Step 5: Solve for x
    x = 98,577,577.73/16,470.15
  6. Step 6: Final answer
    x = 5,985.23

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Similar ratio
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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.