Home / 29,396.90-40,552.17-18,622.76

Finding the Fourth Proportional to 29,396.90, 40,552.17 and 18,622.76

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Solution

The fourth proportional to 29,396.90, 40,552.17 and 18,622.76 is: 25,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,396.90 : 40,552.17 = 18,622.76 : x
  2. Step 2: Convert to fraction form
    29,396.90/40,552.17 = 18,622.76/x
  3. Step 3: Cross multiply
    29,396.90x = 40,552.17 × 18,622.76
  4. Step 4: Simplify right side
    29,396.90x = 755,193,236.28
  5. Step 5: Solve for x
    x = 755,193,236.28/29,396.90
  6. Step 6: Final answer
    x = 25,689.56

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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.