Home / 14,807.28-20,433.92-8,092.96

Finding the Fourth Proportional to 14,807.28, 20,433.92 and 8,092.96

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Solution

The fourth proportional to 14,807.28, 20,433.92 and 8,092.96 is: 11,168.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,807.28 : 20,433.92 = 8,092.96 : x
  2. Step 2: Convert to fraction form
    14,807.28/20,433.92 = 8,092.96/x
  3. Step 3: Cross multiply
    14,807.28x = 20,433.92 × 8,092.96
  4. Step 4: Simplify right side
    14,807.28x = 165,370,897.20
  5. Step 5: Solve for x
    x = 165,370,897.20/14,807.28
  6. Step 6: Final answer
    x = 11,168.22

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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.