Home / 16,934.28-23,347.62-13,151.04

Finding the Fourth Proportional to 16,934.28, 23,347.62 and 13,151.04

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Solution

The fourth proportional to 16,934.28, 23,347.62 and 13,151.04 is: 18,131.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.28 : 23,347.62 = 13,151.04 : x
  2. Step 2: Convert to fraction form
    16,934.28/23,347.62 = 13,151.04/x
  3. Step 3: Cross multiply
    16,934.28x = 23,347.62 × 13,151.04
  4. Step 4: Simplify right side
    16,934.28x = 307,045,484.52
  5. Step 5: Solve for x
    x = 307,045,484.52/16,934.28
  6. Step 6: Final answer
    x = 18,131.59

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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.