Home / 40,174.31-55,439.67-22,269.16

Finding the Fourth Proportional to 40,174.31, 55,439.67 and 22,269.16

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Solution

The fourth proportional to 40,174.31, 55,439.67 and 22,269.16 is: 30,730.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,174.31 : 55,439.67 = 22,269.16 : x
  2. Step 2: Convert to fraction form
    40,174.31/55,439.67 = 22,269.16/x
  3. Step 3: Cross multiply
    40,174.31x = 55,439.67 × 22,269.16
  4. Step 4: Simplify right side
    40,174.31x = 1,234,594,770.23
  5. Step 5: Solve for x
    x = 1,234,594,770.23/40,174.31
  6. Step 6: Final answer
    x = 30,730.95

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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.