Home / 29,360.92-40,501.12-18,738.58

Finding the Fourth Proportional to 29,360.92, 40,501.12 and 18,738.58

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Solution

The fourth proportional to 29,360.92, 40,501.12 and 18,738.58 is: 25,848.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,360.92 : 40,501.12 = 18,738.58 : x
  2. Step 2: Convert to fraction form
    29,360.92/40,501.12 = 18,738.58/x
  3. Step 3: Cross multiply
    29,360.92x = 40,501.12 × 18,738.58
  4. Step 4: Simplify right side
    29,360.92x = 758,933,227.86
  5. Step 5: Solve for x
    x = 758,933,227.86/29,360.92
  6. Step 6: Final answer
    x = 25,848.42

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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.