Home / 49,301.64-68,036.22-28,080.90

Finding the Fourth Proportional to 49,301.64, 68,036.22 and 28,080.90

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Solution

The fourth proportional to 49,301.64, 68,036.22 and 28,080.90 is: 38,751.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,301.64 : 68,036.22 = 28,080.90 : x
  2. Step 2: Convert to fraction form
    49,301.64/68,036.22 = 28,080.90/x
  3. Step 3: Cross multiply
    49,301.64x = 68,036.22 × 28,080.90
  4. Step 4: Simplify right side
    49,301.64x = 1,910,518,290.20
  5. Step 5: Solve for x
    x = 1,910,518,290.20/49,301.64
  6. Step 6: Final answer
    x = 38,751.62

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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.