Home / 16,315.38-22,511.99-9,601.29

Finding the Fourth Proportional to 16,315.38, 22,511.99 and 9,601.29

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Solution

The fourth proportional to 16,315.38, 22,511.99 and 9,601.29 is: 13,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,315.38 : 22,511.99 = 9,601.29 : x
  2. Step 2: Convert to fraction form
    16,315.38/22,511.99 = 9,601.29/x
  3. Step 3: Cross multiply
    16,315.38x = 22,511.99 × 9,601.29
  4. Step 4: Simplify right side
    16,315.38x = 216,144,168.47
  5. Step 5: Solve for x
    x = 216,144,168.47/16,315.38
  6. Step 6: Final answer
    x = 13,247.88

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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.