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Finding the Fourth Proportional to 14,687.52, 22,023.72 and 5,920.08

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Solution

The fourth proportional to 14,687.52, 22,023.72 and 5,920.08 is: 8,877.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,687.52 : 22,023.72 = 5,920.08 : x
  2. Step 2: Convert to fraction form
    14,687.52/22,023.72 = 5,920.08/x
  3. Step 3: Cross multiply
    14,687.52x = 22,023.72 × 5,920.08
  4. Step 4: Simplify right side
    14,687.52x = 130,382,184.30
  5. Step 5: Solve for x
    x = 130,382,184.30/14,687.52
  6. Step 6: Final answer
    x = 8,877.07

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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.