Home / 23,493.08-32,420.17-12,882.62

Finding the Fourth Proportional to 23,493.08, 32,420.17 and 12,882.62

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Solution

The fourth proportional to 23,493.08, 32,420.17 and 12,882.62 is: 17,777.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,493.08 : 32,420.17 = 12,882.62 : x
  2. Step 2: Convert to fraction form
    23,493.08/32,420.17 = 12,882.62/x
  3. Step 3: Cross multiply
    23,493.08x = 32,420.17 × 12,882.62
  4. Step 4: Simplify right side
    23,493.08x = 417,656,730.45
  5. Step 5: Solve for x
    x = 417,656,730.45/23,493.08
  6. Step 6: Final answer
    x = 17,777.86

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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.