Home / 40,020.64-60,030.72-16,337.92

Finding the Fourth Proportional to 40,020.64, 60,030.72 and 16,337.92

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Solution

The fourth proportional to 40,020.64, 60,030.72 and 16,337.92 is: 24,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,020.64 : 60,030.72 = 16,337.92 : x
  2. Step 2: Convert to fraction form
    40,020.64/60,030.72 = 16,337.92/x
  3. Step 3: Cross multiply
    40,020.64x = 60,030.72 × 16,337.92
  4. Step 4: Simplify right side
    40,020.64x = 980,777,100.90
  5. Step 5: Solve for x
    x = 980,777,100.90/40,020.64
  6. Step 6: Final answer
    x = 24,506.78

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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.