Home / 40,069.04-60,100.20-12,367.28

Finding the Fourth Proportional to 40,069.04, 60,100.20 and 12,367.28

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Solution

The fourth proportional to 40,069.04, 60,100.20 and 12,367.28 is: 18,549.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,069.04 : 60,100.20 = 12,367.28 : x
  2. Step 2: Convert to fraction form
    40,069.04/60,100.20 = 12,367.28/x
  3. Step 3: Cross multiply
    40,069.04x = 60,100.20 × 12,367.28
  4. Step 4: Simplify right side
    40,069.04x = 743,276,001.46
  5. Step 5: Solve for x
    x = 743,276,001.46/40,069.04
  6. Step 6: Final answer
    x = 18,549.88

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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.