Home / 40,486.92-55,856.89-23,481.63

Finding the Fourth Proportional to 40,486.92, 55,856.89 and 23,481.63

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Solution

The fourth proportional to 40,486.92, 55,856.89 and 23,481.63 is: 32,395.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,486.92 : 55,856.89 = 23,481.63 : x
  2. Step 2: Convert to fraction form
    40,486.92/55,856.89 = 23,481.63/x
  3. Step 3: Cross multiply
    40,486.92x = 55,856.89 × 23,481.63
  4. Step 4: Simplify right side
    40,486.92x = 1,311,610,853.28
  5. Step 5: Solve for x
    x = 1,311,610,853.28/40,486.92
  6. Step 6: Final answer
    x = 32,395.91

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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.