Home / 23,277.22-32,122.67-12,666.78

Finding the Fourth Proportional to 23,277.22, 32,122.67 and 12,666.78

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Solution

The fourth proportional to 23,277.22, 32,122.67 and 12,666.78 is: 17,480.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,277.22 : 32,122.67 = 12,666.78 : x
  2. Step 2: Convert to fraction form
    23,277.22/32,122.67 = 12,666.78/x
  3. Step 3: Cross multiply
    23,277.22x = 32,122.67 × 12,666.78
  4. Step 4: Simplify right side
    23,277.22x = 406,890,793.90
  5. Step 5: Solve for x
    x = 406,890,793.90/23,277.22
  6. Step 6: Final answer
    x = 17,480.21

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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.