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Finding the Fourth Proportional to 14,793.30, 22,182.51 and 4,929.12

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Solution

The fourth proportional to 14,793.30, 22,182.51 and 4,929.12 is: 7,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,793.30 : 22,182.51 = 4,929.12 : x
  2. Step 2: Convert to fraction form
    14,793.30/22,182.51 = 4,929.12/x
  3. Step 3: Cross multiply
    14,793.30x = 22,182.51 × 4,929.12
  4. Step 4: Simplify right side
    14,793.30x = 109,340,253.69
  5. Step 5: Solve for x
    x = 109,340,253.69/14,793.30
  6. Step 6: Final answer
    x = 7,391.20

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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.