Home / 54,012.24-74,628.24-38,874.96

Finding the Fourth Proportional to 54,012.24, 74,628.24 and 38,874.96

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Solution

The fourth proportional to 54,012.24, 74,628.24 and 38,874.96 is: 53,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,012.24 : 74,628.24 = 38,874.96 : x
  2. Step 2: Convert to fraction form
    54,012.24/74,628.24 = 38,874.96/x
  3. Step 3: Cross multiply
    54,012.24x = 74,628.24 × 38,874.96
  4. Step 4: Simplify right side
    54,012.24x = 2,901,169,844.87
  5. Step 5: Solve for x
    x = 2,901,169,844.87/54,012.24
  6. Step 6: Final answer
    x = 53,713.19

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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.