Home / 48,005.09-66,171.55-32,871.55

Finding the Fourth Proportional to 48,005.09, 66,171.55 and 32,871.55

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Solution

The fourth proportional to 48,005.09, 66,171.55 and 32,871.55 is: 45,311.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,005.09 : 66,171.55 = 32,871.55 : x
  2. Step 2: Convert to fraction form
    48,005.09/66,171.55 = 32,871.55/x
  3. Step 3: Cross multiply
    48,005.09x = 66,171.55 × 32,871.55
  4. Step 4: Simplify right side
    48,005.09x = 2,175,161,414.40
  5. Step 5: Solve for x
    x = 2,175,161,414.40/48,005.09
  6. Step 6: Final answer
    x = 45,311.06

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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.