Home / 24,342.30-36,513.45-19,421.55

Finding the Fourth Proportional to 24,342.30, 36,513.45 and 19,421.55

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Solution

The fourth proportional to 24,342.30, 36,513.45 and 19,421.55 is: 29,132.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,342.30 : 36,513.45 = 19,421.55 : x
  2. Step 2: Convert to fraction form
    24,342.30/36,513.45 = 19,421.55/x
  3. Step 3: Cross multiply
    24,342.30x = 36,513.45 × 19,421.55
  4. Step 4: Simplify right side
    24,342.30x = 709,147,794.85
  5. Step 5: Solve for x
    x = 709,147,794.85/24,342.30
  6. Step 6: Final answer
    x = 29,132.33

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Half scale
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.