Home / 23,752.17-32,778.68-13,142.79

Finding the Fourth Proportional to 23,752.17, 32,778.68 and 13,142.79

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Solution

The fourth proportional to 23,752.17, 32,778.68 and 13,142.79 is: 18,137.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,752.17 : 32,778.68 = 13,142.79 : x
  2. Step 2: Convert to fraction form
    23,752.17/32,778.68 = 13,142.79/x
  3. Step 3: Cross multiply
    23,752.17x = 32,778.68 × 13,142.79
  4. Step 4: Simplify right side
    23,752.17x = 430,803,242.00
  5. Step 5: Solve for x
    x = 430,803,242.00/23,752.17
  6. Step 6: Final answer
    x = 18,137.43

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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.