Home / 16,513-22,789.14-9,439.24

Finding the Fourth Proportional to 16,513, 22,789.14 and 9,439.24

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Solution

The fourth proportional to 16,513, 22,789.14 and 9,439.24 is: 13,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513 : 22,789.14 = 9,439.24 : x
  2. Step 2: Convert to fraction form
    16,513/22,789.14 = 9,439.24/x
  3. Step 3: Cross multiply
    16,513x = 22,789.14 × 9,439.24
  4. Step 4: Simplify right side
    16,513x = 215,112,161.85
  5. Step 5: Solve for x
    x = 215,112,161.85/16,513
  6. Step 6: Final answer
    x = 13,026.84

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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.