Home / 14,747.29-20,350.64-8,032.88

Finding the Fourth Proportional to 14,747.29, 20,350.64 and 8,032.88

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Solution

The fourth proportional to 14,747.29, 20,350.64 and 8,032.88 is: 11,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.29 : 20,350.64 = 8,032.88 : x
  2. Step 2: Convert to fraction form
    14,747.29/20,350.64 = 8,032.88/x
  3. Step 3: Cross multiply
    14,747.29x = 20,350.64 × 8,032.88
  4. Step 4: Simplify right side
    14,747.29x = 163,474,320.00
  5. Step 5: Solve for x
    x = 163,474,320.00/14,747.29
  6. Step 6: Final answer
    x = 11,085.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.