Home / 23,385.78-32,270.94-13,825.62

Finding the Fourth Proportional to 23,385.78, 32,270.94 and 13,825.62

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Solution

The fourth proportional to 23,385.78, 32,270.94 and 13,825.62 is: 19,078.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,385.78 : 32,270.94 = 13,825.62 : x
  2. Step 2: Convert to fraction form
    23,385.78/32,270.94 = 13,825.62/x
  3. Step 3: Cross multiply
    23,385.78x = 32,270.94 × 13,825.62
  4. Step 4: Simplify right side
    23,385.78x = 446,165,753.48
  5. Step 5: Solve for x
    x = 446,165,753.48/23,385.78
  6. Step 6: Final answer
    x = 19,078.51

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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.