Home / 40,191.11-55,461.03-22,285.46

Finding the Fourth Proportional to 40,191.11, 55,461.03 and 22,285.46

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Solution

The fourth proportional to 40,191.11, 55,461.03 and 22,285.46 is: 30,752.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.11 : 55,461.03 = 22,285.46 : x
  2. Step 2: Convert to fraction form
    40,191.11/55,461.03 = 22,285.46/x
  3. Step 3: Cross multiply
    40,191.11x = 55,461.03 × 22,285.46
  4. Step 4: Simplify right side
    40,191.11x = 1,235,974,330.10
  5. Step 5: Solve for x
    x = 1,235,974,330.10/40,191.11
  6. Step 6: Final answer
    x = 30,752.43

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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.