Home / 36,618.38-54,913.36-12,598.12

Finding the Fourth Proportional to 36,618.38, 54,913.36 and 12,598.12

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Solution

The fourth proportional to 36,618.38, 54,913.36 and 12,598.12 is: 18,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,618.38 : 54,913.36 = 12,598.12 : x
  2. Step 2: Convert to fraction form
    36,618.38/54,913.36 = 12,598.12/x
  3. Step 3: Cross multiply
    36,618.38x = 54,913.36 × 12,598.12
  4. Step 4: Simplify right side
    36,618.38x = 691,805,098.88
  5. Step 5: Solve for x
    x = 691,805,098.88/36,618.38
  6. Step 6: Final answer
    x = 18,892.29

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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.