Home / 29,446.32-40,649.18-19,380.04

Finding the Fourth Proportional to 29,446.32, 40,649.18 and 19,380.04

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Solution

The fourth proportional to 29,446.32, 40,649.18 and 19,380.04 is: 26,753.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,446.32 : 40,649.18 = 19,380.04 : x
  2. Step 2: Convert to fraction form
    29,446.32/40,649.18 = 19,380.04/x
  3. Step 3: Cross multiply
    29,446.32x = 40,649.18 × 19,380.04
  4. Step 4: Simplify right side
    29,446.32x = 787,782,782.82
  5. Step 5: Solve for x
    x = 787,782,782.82/29,446.32
  6. Step 6: Final answer
    x = 26,753.19

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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.