Home / 38,921.66-58,377.02-12,626.64

Finding the Fourth Proportional to 38,921.66, 58,377.02 and 12,626.64

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Solution

The fourth proportional to 38,921.66, 58,377.02 and 12,626.64 is: 18,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,921.66 : 58,377.02 = 12,626.64 : x
  2. Step 2: Convert to fraction form
    38,921.66/58,377.02 = 12,626.64/x
  3. Step 3: Cross multiply
    38,921.66x = 58,377.02 × 12,626.64
  4. Step 4: Simplify right side
    38,921.66x = 737,105,615.81
  5. Step 5: Solve for x
    x = 737,105,615.81/38,921.66
  6. Step 6: Final answer
    x = 18,938.19

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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.