Home / 16,757.54-23,136.24-10,390.90

Finding the Fourth Proportional to 16,757.54, 23,136.24 and 10,390.90

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Solution

The fourth proportional to 16,757.54, 23,136.24 and 10,390.90 is: 14,346.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,757.54 : 23,136.24 = 10,390.90 : x
  2. Step 2: Convert to fraction form
    16,757.54/23,136.24 = 10,390.90/x
  3. Step 3: Cross multiply
    16,757.54x = 23,136.24 × 10,390.90
  4. Step 4: Simplify right side
    16,757.54x = 240,406,337.34
  5. Step 5: Solve for x
    x = 240,406,337.34/16,757.54
  6. Step 6: Final answer
    x = 14,346.16

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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.