Home / 38,116.54-57,155.31-15,923.86

Finding the Fourth Proportional to 38,116.54, 57,155.31 and 15,923.86

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Solution

The fourth proportional to 38,116.54, 57,155.31 and 15,923.86 is: 23,877.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,116.54 : 57,155.31 = 15,923.86 : x
  2. Step 2: Convert to fraction form
    38,116.54/57,155.31 = 15,923.86/x
  3. Step 3: Cross multiply
    38,116.54x = 57,155.31 × 15,923.86
  4. Step 4: Simplify right side
    38,116.54x = 910,133,154.70
  5. Step 5: Solve for x
    x = 910,133,154.70/38,116.54
  6. Step 6: Final answer
    x = 23,877.64

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1.5x scale

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.