Home / 40,167.54-55,430.28-22,262.49

Finding the Fourth Proportional to 40,167.54, 55,430.28 and 22,262.49

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Solution

The fourth proportional to 40,167.54, 55,430.28 and 22,262.49 is: 30,721.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,167.54 : 55,430.28 = 22,262.49 : x
  2. Step 2: Convert to fraction form
    40,167.54/55,430.28 = 22,262.49/x
  3. Step 3: Cross multiply
    40,167.54x = 55,430.28 × 22,262.49
  4. Step 4: Simplify right side
    40,167.54x = 1,234,016,054.20
  5. Step 5: Solve for x
    x = 1,234,016,054.20/40,167.54
  6. Step 6: Final answer
    x = 30,721.72

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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.