Home / 40,156.41-55,417.67-22,251.41

Finding the Fourth Proportional to 40,156.41, 55,417.67 and 22,251.41

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Solution

The fourth proportional to 40,156.41, 55,417.67 and 22,251.41 is: 30,707.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,156.41 : 55,417.67 = 22,251.41 : x
  2. Step 2: Convert to fraction form
    40,156.41/55,417.67 = 22,251.41/x
  3. Step 3: Cross multiply
    40,156.41x = 55,417.67 × 22,251.41
  4. Step 4: Simplify right side
    40,156.41x = 1,233,121,199.33
  5. Step 5: Solve for x
    x = 1,233,121,199.33/40,156.41
  6. Step 6: Final answer
    x = 30,707.96

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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.