Home / 38,445.20-57,667.80-16,251.20

Finding the Fourth Proportional to 38,445.20, 57,667.80 and 16,251.20

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Solution

The fourth proportional to 38,445.20, 57,667.80 and 16,251.20 is: 24,376.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,445.20 : 57,667.80 = 16,251.20 : x
  2. Step 2: Convert to fraction form
    38,445.20/57,667.80 = 16,251.20/x
  3. Step 3: Cross multiply
    38,445.20x = 57,667.80 × 16,251.20
  4. Step 4: Simplify right side
    38,445.20x = 937,170,951.36
  5. Step 5: Solve for x
    x = 937,170,951.36/38,445.20
  6. Step 6: Final answer
    x = 24,376.80

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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.