Home / 23,270.50-32,113.12-12,660.18

Finding the Fourth Proportional to 23,270.50, 32,113.12 and 12,660.18

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Solution

The fourth proportional to 23,270.50, 32,113.12 and 12,660.18 is: 17,470.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,270.50 : 32,113.12 = 12,660.18 : x
  2. Step 2: Convert to fraction form
    23,270.50/32,113.12 = 12,660.18/x
  3. Step 3: Cross multiply
    23,270.50x = 32,113.12 × 12,660.18
  4. Step 4: Simplify right side
    23,270.50x = 406,557,879.56
  5. Step 5: Solve for x
    x = 406,557,879.56/23,270.50
  6. Step 6: Final answer
    x = 17,470.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.