Home / 36,000.10-54,000.15-19,337.23

Finding the Fourth Proportional to 36,000.10, 54,000.15 and 19,337.23

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Solution

The fourth proportional to 36,000.10, 54,000.15 and 19,337.23 is: 29,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,000.10 : 54,000.15 = 19,337.23 : x
  2. Step 2: Convert to fraction form
    36,000.10/54,000.15 = 19,337.23/x
  3. Step 3: Cross multiply
    36,000.10x = 54,000.15 × 19,337.23
  4. Step 4: Simplify right side
    36,000.10x = 1,044,213,320.58
  5. Step 5: Solve for x
    x = 1,044,213,320.58/36,000.10
  6. Step 6: Final answer
    x = 29,005.85

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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.