Home / 23,292.48-32,144.28-13,221.36

Finding the Fourth Proportional to 23,292.48, 32,144.28 and 13,221.36

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Solution

The fourth proportional to 23,292.48, 32,144.28 and 13,221.36 is: 18,245.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,292.48 : 32,144.28 = 13,221.36 : x
  2. Step 2: Convert to fraction form
    23,292.48/32,144.28 = 13,221.36/x
  3. Step 3: Cross multiply
    23,292.48x = 32,144.28 × 13,221.36
  4. Step 4: Simplify right side
    23,292.48x = 424,991,097.82
  5. Step 5: Solve for x
    x = 424,991,097.82/23,292.48
  6. Step 6: Final answer
    x = 18,245.85

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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.