Home / 54,049.28-74,624.88-35,219.20

Finding the Fourth Proportional to 54,049.28, 74,624.88 and 35,219.20

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Solution

The fourth proportional to 54,049.28, 74,624.88 and 35,219.20 is: 48,626.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,049.28 : 74,624.88 = 35,219.20 : x
  2. Step 2: Convert to fraction form
    54,049.28/74,624.88 = 35,219.20/x
  3. Step 3: Cross multiply
    54,049.28x = 74,624.88 × 35,219.20
  4. Step 4: Simplify right side
    54,049.28x = 2,628,228,573.70
  5. Step 5: Solve for x
    x = 2,628,228,573.70/54,049.28
  6. Step 6: Final answer
    x = 48,626.52

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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.