Home / 40,242.20-55,500.74-30,192.94

Finding the Fourth Proportional to 40,242.20, 55,500.74 and 30,192.94

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Solution

The fourth proportional to 40,242.20, 55,500.74 and 30,192.94 is: 41,641.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,242.20 : 55,500.74 = 30,192.94 : x
  2. Step 2: Convert to fraction form
    40,242.20/55,500.74 = 30,192.94/x
  3. Step 3: Cross multiply
    40,242.20x = 55,500.74 × 30,192.94
  4. Step 4: Simplify right side
    40,242.20x = 1,675,730,512.78
  5. Step 5: Solve for x
    x = 1,675,730,512.78/40,242.20
  6. Step 6: Final answer
    x = 41,641.13

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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.