Home / 23,752.07-32,778.36-13,142.42

Finding the Fourth Proportional to 23,752.07, 32,778.36 and 13,142.42

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Solution

The fourth proportional to 23,752.07, 32,778.36 and 13,142.42 is: 18,136.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,752.07 : 32,778.36 = 13,142.42 : x
  2. Step 2: Convert to fraction form
    23,752.07/32,778.36 = 13,142.42/x
  3. Step 3: Cross multiply
    23,752.07x = 32,778.36 × 13,142.42
  4. Step 4: Simplify right side
    23,752.07x = 430,786,810.14
  5. Step 5: Solve for x
    x = 430,786,810.14/23,752.07
  6. Step 6: Final answer
    x = 18,136.82

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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.