Home / 48,318.72-66,660.14-32,408.30

Finding the Fourth Proportional to 48,318.72, 66,660.14 and 32,408.30

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Solution

The fourth proportional to 48,318.72, 66,660.14 and 32,408.30 is: 44,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,318.72 : 66,660.14 = 32,408.30 : x
  2. Step 2: Convert to fraction form
    48,318.72/66,660.14 = 32,408.30/x
  3. Step 3: Cross multiply
    48,318.72x = 66,660.14 × 32,408.30
  4. Step 4: Simplify right side
    48,318.72x = 2,160,341,319.82
  5. Step 5: Solve for x
    x = 2,160,341,319.82/48,318.72
  6. Step 6: Final answer
    x = 44,710.23

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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.