Home / 38,922.81-58,170.96-28,414.97

Finding the Fourth Proportional to 38,922.81, 58,170.96 and 28,414.97

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Solution

The fourth proportional to 38,922.81, 58,170.96 and 28,414.97 is: 42,466.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,922.81 : 58,170.96 = 28,414.97 : x
  2. Step 2: Convert to fraction form
    38,922.81/58,170.96 = 28,414.97/x
  3. Step 3: Cross multiply
    38,922.81x = 58,170.96 × 28,414.97
  4. Step 4: Simplify right side
    38,922.81x = 1,652,925,792.42
  5. Step 5: Solve for x
    x = 1,652,925,792.42/38,922.81
  6. Step 6: Final answer
    x = 42,466.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.