Home / 40,145.20-60,219.42-10,566.02

Finding the Fourth Proportional to 40,145.20, 60,219.42 and 10,566.02

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Solution

The fourth proportional to 40,145.20, 60,219.42 and 10,566.02 is: 15,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,145.20 : 60,219.42 = 10,566.02 : x
  2. Step 2: Convert to fraction form
    40,145.20/60,219.42 = 10,566.02/x
  3. Step 3: Cross multiply
    40,145.20x = 60,219.42 × 10,566.02
  4. Step 4: Simplify right side
    40,145.20x = 636,279,596.11
  5. Step 5: Solve for x
    x = 636,279,596.11/40,145.20
  6. Step 6: Final answer
    x = 15,849.46

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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.