Home / 40,436.25-55,801.28-22,530.87

Finding the Fourth Proportional to 40,436.25, 55,801.28 and 22,530.87

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Solution

The fourth proportional to 40,436.25, 55,801.28 and 22,530.87 is: 31,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,436.25 : 55,801.28 = 22,530.87 : x
  2. Step 2: Convert to fraction form
    40,436.25/55,801.28 = 22,530.87/x
  3. Step 3: Cross multiply
    40,436.25x = 55,801.28 × 22,530.87
  4. Step 4: Simplify right side
    40,436.25x = 1,257,251,272.86
  5. Step 5: Solve for x
    x = 1,257,251,272.86/40,436.25
  6. Step 6: Final answer
    x = 31,092.18

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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.