Home / 40,517.79-60,808.46-28,125.02

Finding the Fourth Proportional to 40,517.79, 60,808.46 and 28,125.02

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Solution

The fourth proportional to 40,517.79, 60,808.46 and 28,125.02 is: 42,209.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,517.79 : 60,808.46 = 28,125.02 : x
  2. Step 2: Convert to fraction form
    40,517.79/60,808.46 = 28,125.02/x
  3. Step 3: Cross multiply
    40,517.79x = 60,808.46 × 28,125.02
  4. Step 4: Simplify right side
    40,517.79x = 1,710,239,165.07
  5. Step 5: Solve for x
    x = 1,710,239,165.07/40,517.79
  6. Step 6: Final answer
    x = 42,209.59

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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.