Home / 36,186.60-54,279.90-34,285.80

Finding the Fourth Proportional to 36,186.60, 54,279.90 and 34,285.80

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Solution

The fourth proportional to 36,186.60, 54,279.90 and 34,285.80 is: 51,428.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,186.60 : 54,279.90 = 34,285.80 : x
  2. Step 2: Convert to fraction form
    36,186.60/54,279.90 = 34,285.80/x
  3. Step 3: Cross multiply
    36,186.60x = 54,279.90 × 34,285.80
  4. Step 4: Simplify right side
    36,186.60x = 1,861,029,795.42
  5. Step 5: Solve for x
    x = 1,861,029,795.42/36,186.60
  6. Step 6: Final answer
    x = 51,428.70

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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.