Home / 16,713.28-23,064.62-9,159.11

Finding the Fourth Proportional to 16,713.28, 23,064.62 and 9,159.11

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Solution

The fourth proportional to 16,713.28, 23,064.62 and 9,159.11 is: 12,639.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,713.28 : 23,064.62 = 9,159.11 : x
  2. Step 2: Convert to fraction form
    16,713.28/23,064.62 = 9,159.11/x
  3. Step 3: Cross multiply
    16,713.28x = 23,064.62 × 9,159.11
  4. Step 4: Simplify right side
    16,713.28x = 211,251,356.92
  5. Step 5: Solve for x
    x = 211,251,356.92/16,713.28
  6. Step 6: Final answer
    x = 12,639.73

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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.