Home / 16,136.71-22,275-10,167.26

Finding the Fourth Proportional to 16,136.71, 22,275 and 10,167.26

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Solution

The fourth proportional to 16,136.71, 22,275 and 10,167.26 is: 14,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,136.71 : 22,275 = 10,167.26 : x
  2. Step 2: Convert to fraction form
    16,136.71/22,275 = 10,167.26/x
  3. Step 3: Cross multiply
    16,136.71x = 22,275 × 10,167.26
  4. Step 4: Simplify right side
    16,136.71x = 226,475,605.13
  5. Step 5: Solve for x
    x = 226,475,605.13/16,136.71
  6. Step 6: Final answer
    x = 14,034.81

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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.