Home / 44,946.38-61,990.92-28,815.20

Finding the Fourth Proportional to 44,946.38, 61,990.92 and 28,815.20

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Solution

The fourth proportional to 44,946.38, 61,990.92 and 28,815.20 is: 39,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,946.38 : 61,990.92 = 28,815.20 : x
  2. Step 2: Convert to fraction form
    44,946.38/61,990.92 = 28,815.20/x
  3. Step 3: Cross multiply
    44,946.38x = 61,990.92 × 28,815.20
  4. Step 4: Simplify right side
    44,946.38x = 1,786,280,757.98
  5. Step 5: Solve for x
    x = 1,786,280,757.98/44,946.38
  6. Step 6: Final answer
    x = 39,742.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.