Home / 48,004.09-66,170.17-32,870.55

Finding the Fourth Proportional to 48,004.09, 66,170.17 and 32,870.55

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Solution

The fourth proportional to 48,004.09, 66,170.17 and 32,870.55 is: 45,309.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,004.09 : 66,170.17 = 32,870.55 : x
  2. Step 2: Convert to fraction form
    48,004.09/66,170.17 = 32,870.55/x
  3. Step 3: Cross multiply
    48,004.09x = 66,170.17 × 32,870.55
  4. Step 4: Simplify right side
    48,004.09x = 2,175,049,799.32
  5. Step 5: Solve for x
    x = 2,175,049,799.32/48,004.09
  6. Step 6: Final answer
    x = 45,309.68

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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.