Home / 69,883.12-96,441.12-38,052.56

Finding the Fourth Proportional to 69,883.12, 96,441.12 and 38,052.56

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Solution

The fourth proportional to 69,883.12, 96,441.12 and 38,052.56 is: 52,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,883.12 : 96,441.12 = 38,052.56 : x
  2. Step 2: Convert to fraction form
    69,883.12/96,441.12 = 38,052.56/x
  3. Step 3: Cross multiply
    69,883.12x = 96,441.12 × 38,052.56
  4. Step 4: Simplify right side
    69,883.12x = 3,669,831,505.27
  5. Step 5: Solve for x
    x = 3,669,831,505.27/69,883.12
  6. Step 6: Final answer
    x = 52,513.85

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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.