Home / 49,475.13-68,287.56-28,266.70

Finding the Fourth Proportional to 49,475.13, 68,287.56 and 28,266.70

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Solution

The fourth proportional to 49,475.13, 68,287.56 and 28,266.70 is: 39,014.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,475.13 : 68,287.56 = 28,266.70 : x
  2. Step 2: Convert to fraction form
    49,475.13/68,287.56 = 28,266.70/x
  3. Step 3: Cross multiply
    49,475.13x = 68,287.56 × 28,266.70
  4. Step 4: Simplify right side
    49,475.13x = 1,930,264,062.07
  5. Step 5: Solve for x
    x = 1,930,264,062.07/49,475.13
  6. Step 6: Final answer
    x = 39,014.83

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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.