Home / 38,783.38-58,175.25-15,409.75

Finding the Fourth Proportional to 38,783.38, 58,175.25 and 15,409.75

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Solution

The fourth proportional to 38,783.38, 58,175.25 and 15,409.75 is: 23,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,783.38 : 58,175.25 = 15,409.75 : x
  2. Step 2: Convert to fraction form
    38,783.38/58,175.25 = 15,409.75/x
  3. Step 3: Cross multiply
    38,783.38x = 58,175.25 × 15,409.75
  4. Step 4: Simplify right side
    38,783.38x = 896,466,058.69
  5. Step 5: Solve for x
    x = 896,466,058.69/38,783.38
  6. Step 6: Final answer
    x = 23,114.70

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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.