Home / 54,020.56-74,552.12-30,151.89

Finding the Fourth Proportional to 54,020.56, 74,552.12 and 30,151.89

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Solution

The fourth proportional to 54,020.56, 74,552.12 and 30,151.89 is: 41,611.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,020.56 : 74,552.12 = 30,151.89 : x
  2. Step 2: Convert to fraction form
    54,020.56/74,552.12 = 30,151.89/x
  3. Step 3: Cross multiply
    54,020.56x = 74,552.12 × 30,151.89
  4. Step 4: Simplify right side
    54,020.56x = 2,247,887,321.51
  5. Step 5: Solve for x
    x = 2,247,887,321.51/54,020.56
  6. Step 6: Final answer
    x = 41,611.70

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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.