Home / 16,588.13-22,891.61-9,136.13

Finding the Fourth Proportional to 16,588.13, 22,891.61 and 9,136.13

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Solution

The fourth proportional to 16,588.13, 22,891.61 and 9,136.13 is: 12,607.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,588.13 : 22,891.61 = 9,136.13 : x
  2. Step 2: Convert to fraction form
    16,588.13/22,891.61 = 9,136.13/x
  3. Step 3: Cross multiply
    16,588.13x = 22,891.61 × 9,136.13
  4. Step 4: Simplify right side
    16,588.13x = 209,140,633.25
  5. Step 5: Solve for x
    x = 209,140,633.25/16,588.13
  6. Step 6: Final answer
    x = 12,607.85

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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.