Home / 36,077.48-54,113.94-11,115.20

Finding the Fourth Proportional to 36,077.48, 54,113.94 and 11,115.20

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Solution

The fourth proportional to 36,077.48, 54,113.94 and 11,115.20 is: 16,672.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,077.48 : 54,113.94 = 11,115.20 : x
  2. Step 2: Convert to fraction form
    36,077.48/54,113.94 = 11,115.20/x
  3. Step 3: Cross multiply
    36,077.48x = 54,113.94 × 11,115.20
  4. Step 4: Simplify right side
    36,077.48x = 601,487,265.89
  5. Step 5: Solve for x
    x = 601,487,265.89/36,077.48
  6. Step 6: Final answer
    x = 16,672.10

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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.