Home / 54,186.64-81,282.68-17,253.52

Finding the Fourth Proportional to 54,186.64, 81,282.68 and 17,253.52

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Solution

The fourth proportional to 54,186.64, 81,282.68 and 17,253.52 is: 25,881.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,186.64 : 81,282.68 = 17,253.52 : x
  2. Step 2: Convert to fraction form
    54,186.64/81,282.68 = 17,253.52/x
  3. Step 3: Cross multiply
    54,186.64x = 81,282.68 × 17,253.52
  4. Step 4: Simplify right side
    54,186.64x = 1,402,412,345.03
  5. Step 5: Solve for x
    x = 1,402,412,345.03/54,186.64
  6. Step 6: Final answer
    x = 25,881.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.