Home / 40,094.55-55,328.17-22,188.48

Finding the Fourth Proportional to 40,094.55, 55,328.17 and 22,188.48

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Solution

The fourth proportional to 40,094.55, 55,328.17 and 22,188.48 is: 30,618.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,094.55 : 55,328.17 = 22,188.48 : x
  2. Step 2: Convert to fraction form
    40,094.55/55,328.17 = 22,188.48/x
  3. Step 3: Cross multiply
    40,094.55x = 55,328.17 × 22,188.48
  4. Step 4: Simplify right side
    40,094.55x = 1,227,647,993.48
  5. Step 5: Solve for x
    x = 1,227,647,993.48/40,094.55
  6. Step 6: Final answer
    x = 30,618.82

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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.