Home / 48,236.91-66,568.99-28,090.55

Finding the Fourth Proportional to 48,236.91, 66,568.99 and 28,090.55

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Solution

The fourth proportional to 48,236.91, 66,568.99 and 28,090.55 is: 38,766.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,236.91 : 66,568.99 = 28,090.55 : x
  2. Step 2: Convert to fraction form
    48,236.91/66,568.99 = 28,090.55/x
  3. Step 3: Cross multiply
    48,236.91x = 66,568.99 × 28,090.55
  4. Step 4: Simplify right side
    48,236.91x = 1,869,959,209.20
  5. Step 5: Solve for x
    x = 1,869,959,209.20/48,236.91
  6. Step 6: Final answer
    x = 38,766.15

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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.