Home / 38,321.10-57,487.05-12,023.10

Finding the Fourth Proportional to 38,321.10, 57,487.05 and 12,023.10

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Solution

The fourth proportional to 38,321.10, 57,487.05 and 12,023.10 is: 18,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,321.10 : 57,487.05 = 12,023.10 : x
  2. Step 2: Convert to fraction form
    38,321.10/57,487.05 = 12,023.10/x
  3. Step 3: Cross multiply
    38,321.10x = 57,487.05 × 12,023.10
  4. Step 4: Simplify right side
    38,321.10x = 691,172,550.86
  5. Step 5: Solve for x
    x = 691,172,550.86/38,321.10
  6. Step 6: Final answer
    x = 18,036.34

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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.