Home / 40,534.71-55,936.40-22,630.47

Finding the Fourth Proportional to 40,534.71, 55,936.40 and 22,630.47

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Solution

The fourth proportional to 40,534.71, 55,936.40 and 22,630.47 is: 31,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,534.71 : 55,936.40 = 22,630.47 : x
  2. Step 2: Convert to fraction form
    40,534.71/55,936.40 = 22,630.47/x
  3. Step 3: Cross multiply
    40,534.71x = 55,936.40 × 22,630.47
  4. Step 4: Simplify right side
    40,534.71x = 1,265,867,022.11
  5. Step 5: Solve for x
    x = 1,265,867,022.11/40,534.71
  6. Step 6: Final answer
    x = 31,229.21

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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.