Home / 54,518.92-75,217.44-35,422.72

Finding the Fourth Proportional to 54,518.92, 75,217.44 and 35,422.72

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Solution

The fourth proportional to 54,518.92, 75,217.44 and 35,422.72 is: 48,871.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,518.92 : 75,217.44 = 35,422.72 : x
  2. Step 2: Convert to fraction form
    54,518.92/75,217.44 = 35,422.72/x
  3. Step 3: Cross multiply
    54,518.92x = 75,217.44 × 35,422.72
  4. Step 4: Simplify right side
    54,518.92x = 2,664,406,316.24
  5. Step 5: Solve for x
    x = 2,664,406,316.24/54,518.92
  6. Step 6: Final answer
    x = 48,871.22

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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.