Home / 40,272.71-60,409.11-15,306.89

Finding the Fourth Proportional to 40,272.71, 60,409.11 and 15,306.89

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Solution

The fourth proportional to 40,272.71, 60,409.11 and 15,306.89 is: 22,960.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,272.71 : 60,409.11 = 15,306.89 : x
  2. Step 2: Convert to fraction form
    40,272.71/60,409.11 = 15,306.89/x
  3. Step 3: Cross multiply
    40,272.71x = 60,409.11 × 15,306.89
  4. Step 4: Simplify right side
    40,272.71x = 924,675,601.77
  5. Step 5: Solve for x
    x = 924,675,601.77/40,272.71
  6. Step 6: Final answer
    x = 22,960.35

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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.