Home / 38,444.80-57,657.60-14,747.20

Finding the Fourth Proportional to 38,444.80, 57,657.60 and 14,747.20

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Solution

The fourth proportional to 38,444.80, 57,657.60 and 14,747.20 is: 22,117.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,444.80 : 57,657.60 = 14,747.20 : x
  2. Step 2: Convert to fraction form
    38,444.80/57,657.60 = 14,747.20/x
  3. Step 3: Cross multiply
    38,444.80x = 57,657.60 × 14,747.20
  4. Step 4: Simplify right side
    38,444.80x = 850,288,158.72
  5. Step 5: Solve for x
    x = 850,288,158.72/38,444.80
  6. Step 6: Final answer
    x = 22,117.12

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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.