Home / 54,424.56-75,109.20-30,552.84

Finding the Fourth Proportional to 54,424.56, 75,109.20 and 30,552.84

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Solution

The fourth proportional to 54,424.56, 75,109.20 and 30,552.84 is: 42,164.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,424.56 : 75,109.20 = 30,552.84 : x
  2. Step 2: Convert to fraction form
    54,424.56/75,109.20 = 30,552.84/x
  3. Step 3: Cross multiply
    54,424.56x = 75,109.20 × 30,552.84
  4. Step 4: Simplify right side
    54,424.56x = 2,294,799,370.13
  5. Step 5: Solve for x
    x = 2,294,799,370.13/54,424.56
  6. Step 6: Final answer
    x = 42,164.78

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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.