Home / 45,337.92-67,996.08-19,043.16

Finding the Fourth Proportional to 45,337.92, 67,996.08 and 19,043.16

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Solution

The fourth proportional to 45,337.92, 67,996.08 and 19,043.16 is: 28,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,337.92 : 67,996.08 = 19,043.16 : x
  2. Step 2: Convert to fraction form
    45,337.92/67,996.08 = 19,043.16/x
  3. Step 3: Cross multiply
    45,337.92x = 67,996.08 × 19,043.16
  4. Step 4: Simplify right side
    45,337.92x = 1,294,860,230.81
  5. Step 5: Solve for x
    x = 1,294,860,230.81/45,337.92
  6. Step 6: Final answer
    x = 28,560.20

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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.