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Finding the Fourth Proportional to 14,687.01, 22,023.77 and 7,288.88

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Solution

The fourth proportional to 14,687.01, 22,023.77 and 7,288.88 is: 10,929.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.01 : 22,023.77 = 7,288.88 : x
  2. Step 2: Convert to fraction form
    14,687.01/22,023.77 = 7,288.88/x
  3. Step 3: Cross multiply
    14,687.01x = 22,023.77 × 7,288.88
  4. Step 4: Simplify right side
    14,687.01x = 160,528,470.11
  5. Step 5: Solve for x
    x = 160,528,470.11/14,687.01
  6. Step 6: Final answer
    x = 10,929.96

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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.