Home / 16,159.26-22,284.12-10,781.91

Finding the Fourth Proportional to 16,159.26, 22,284.12 and 10,781.91

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Solution

The fourth proportional to 16,159.26, 22,284.12 and 10,781.91 is: 14,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,159.26 : 22,284.12 = 10,781.91 : x
  2. Step 2: Convert to fraction form
    16,159.26/22,284.12 = 10,781.91/x
  3. Step 3: Cross multiply
    16,159.26x = 22,284.12 × 10,781.91
  4. Step 4: Simplify right side
    16,159.26x = 240,265,434.90
  5. Step 5: Solve for x
    x = 240,265,434.90/16,159.26
  6. Step 6: Final answer
    x = 14,868.59

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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.