Home / 36,115.50-54,184.05-15,340.62

Finding the Fourth Proportional to 36,115.50, 54,184.05 and 15,340.62

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Solution

The fourth proportional to 36,115.50, 54,184.05 and 15,340.62 is: 23,015.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.50 : 54,184.05 = 15,340.62 : x
  2. Step 2: Convert to fraction form
    36,115.50/54,184.05 = 15,340.62/x
  3. Step 3: Cross multiply
    36,115.50x = 54,184.05 × 15,340.62
  4. Step 4: Simplify right side
    36,115.50x = 831,216,921.11
  5. Step 5: Solve for x
    x = 831,216,921.11/36,115.50
  6. Step 6: Final answer
    x = 23,015.52

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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.