Home / 38,631.22-57,971.20-16,444.56

Finding the Fourth Proportional to 38,631.22, 57,971.20 and 16,444.56

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Solution

The fourth proportional to 38,631.22, 57,971.20 and 16,444.56 is: 24,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631.22 : 57,971.20 = 16,444.56 : x
  2. Step 2: Convert to fraction form
    38,631.22/57,971.20 = 16,444.56/x
  3. Step 3: Cross multiply
    38,631.22x = 57,971.20 × 16,444.56
  4. Step 4: Simplify right side
    38,631.22x = 953,310,876.67
  5. Step 5: Solve for x
    x = 953,310,876.67/38,631.22
  6. Step 6: Final answer
    x = 24,677.21

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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.