Home / 16,767.52-23,139.06-9,213.92

Finding the Fourth Proportional to 16,767.52, 23,139.06 and 9,213.92

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Solution

The fourth proportional to 16,767.52, 23,139.06 and 9,213.92 is: 12,715.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767.52 : 23,139.06 = 9,213.92 : x
  2. Step 2: Convert to fraction form
    16,767.52/23,139.06 = 9,213.92/x
  3. Step 3: Cross multiply
    16,767.52x = 23,139.06 × 9,213.92
  4. Step 4: Simplify right side
    16,767.52x = 213,201,447.72
  5. Step 5: Solve for x
    x = 213,201,447.72/16,767.52
  6. Step 6: Final answer
    x = 12,715.14

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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.