Home / 12,101.43-16,697.84-7,387.23

Finding the Fourth Proportional to 12,101.43, 16,697.84 and 7,387.23

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Solution

The fourth proportional to 12,101.43, 16,697.84 and 7,387.23 is: 10,193.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.43 : 16,697.84 = 7,387.23 : x
  2. Step 2: Convert to fraction form
    12,101.43/16,697.84 = 7,387.23/x
  3. Step 3: Cross multiply
    12,101.43x = 16,697.84 × 7,387.23
  4. Step 4: Simplify right side
    12,101.43x = 123,350,747.65
  5. Step 5: Solve for x
    x = 123,350,747.65/12,101.43
  6. Step 6: Final answer
    x = 10,193.07

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Double scale
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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.