Home / 53,228.28-73,449.39-29,353.53

Finding the Fourth Proportional to 53,228.28, 73,449.39 and 29,353.53

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Solution

The fourth proportional to 53,228.28, 73,449.39 and 29,353.53 is: 40,504.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,228.28 : 73,449.39 = 29,353.53 : x
  2. Step 2: Convert to fraction form
    53,228.28/73,449.39 = 29,353.53/x
  3. Step 3: Cross multiply
    53,228.28x = 73,449.39 × 29,353.53
  4. Step 4: Simplify right side
    53,228.28x = 2,155,998,872.85
  5. Step 5: Solve for x
    x = 2,155,998,872.85/53,228.28
  6. Step 6: Final answer
    x = 40,504.76

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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.