Home / 51,620.04-71,227.02-30,403.53

Finding the Fourth Proportional to 51,620.04, 71,227.02 and 30,403.53

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Solution

The fourth proportional to 51,620.04, 71,227.02 and 30,403.53 is: 41,951.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,620.04 : 71,227.02 = 30,403.53 : x
  2. Step 2: Convert to fraction form
    51,620.04/71,227.02 = 30,403.53/x
  3. Step 3: Cross multiply
    51,620.04x = 71,227.02 × 30,403.53
  4. Step 4: Simplify right side
    51,620.04x = 2,165,552,839.38
  5. Step 5: Solve for x
    x = 2,165,552,839.38/51,620.04
  6. Step 6: Final answer
    x = 41,951.79

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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.