Home / 36,000.30-54,000.45-9,707.70

Finding the Fourth Proportional to 36,000.30, 54,000.45 and 9,707.70

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Solution

The fourth proportional to 36,000.30, 54,000.45 and 9,707.70 is: 14,561.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,000.30 : 54,000.45 = 9,707.70 : x
  2. Step 2: Convert to fraction form
    36,000.30/54,000.45 = 9,707.70/x
  3. Step 3: Cross multiply
    36,000.30x = 54,000.45 × 9,707.70
  4. Step 4: Simplify right side
    36,000.30x = 524,220,168.47
  5. Step 5: Solve for x
    x = 524,220,168.47/36,000.30
  6. Step 6: Final answer
    x = 14,561.55

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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.