Home / 40,396.20-60,464.70-28,732.20

Finding the Fourth Proportional to 40,396.20, 60,464.70 and 28,732.20

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Solution

The fourth proportional to 40,396.20, 60,464.70 and 28,732.20 is: 43,006.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,396.20 : 60,464.70 = 28,732.20 : x
  2. Step 2: Convert to fraction form
    40,396.20/60,464.70 = 28,732.20/x
  3. Step 3: Cross multiply
    40,396.20x = 60,464.70 × 28,732.20
  4. Step 4: Simplify right side
    40,396.20x = 1,737,283,853.34
  5. Step 5: Solve for x
    x = 1,737,283,853.34/40,396.20
  6. Step 6: Final answer
    x = 43,006.12

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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.