Home / 40,360.55-55,697.83-22,456.31

Finding the Fourth Proportional to 40,360.55, 55,697.83 and 22,456.31

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Solution

The fourth proportional to 40,360.55, 55,697.83 and 22,456.31 is: 30,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,360.55 : 55,697.83 = 22,456.31 : x
  2. Step 2: Convert to fraction form
    40,360.55/55,697.83 = 22,456.31/x
  3. Step 3: Cross multiply
    40,360.55x = 55,697.83 × 22,456.31
  4. Step 4: Simplify right side
    40,360.55x = 1,250,767,402.18
  5. Step 5: Solve for x
    x = 1,250,767,402.18/40,360.55
  6. Step 6: Final answer
    x = 30,989.85

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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.