Home / 22,566.12-31,147.53-13,136.52

Finding the Fourth Proportional to 22,566.12, 31,147.53 and 13,136.52

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Solution

The fourth proportional to 22,566.12, 31,147.53 and 13,136.52 is: 18,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,566.12 : 31,147.53 = 13,136.52 : x
  2. Step 2: Convert to fraction form
    22,566.12/31,147.53 = 13,136.52/x
  3. Step 3: Cross multiply
    22,566.12x = 31,147.53 × 13,136.52
  4. Step 4: Simplify right side
    22,566.12x = 409,170,150.80
  5. Step 5: Solve for x
    x = 409,170,150.80/22,566.12
  6. Step 6: Final answer
    x = 18,132.06

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Double scale
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Similar ratio
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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.