Home / 14,665.20-22,008.60-5,906.40

Finding the Fourth Proportional to 14,665.20, 22,008.60 and 5,906.40

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Solution

The fourth proportional to 14,665.20, 22,008.60 and 5,906.40 is: 8,863.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665.20 : 22,008.60 = 5,906.40 : x
  2. Step 2: Convert to fraction form
    14,665.20/22,008.60 = 5,906.40/x
  3. Step 3: Cross multiply
    14,665.20x = 22,008.60 × 5,906.40
  4. Step 4: Simplify right side
    14,665.20x = 129,991,595.04
  5. Step 5: Solve for x
    x = 129,991,595.04/14,665.20
  6. Step 6: Final answer
    x = 8,863.95

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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.