Home / 54,989.31-82,489.25-15,547.71

Finding the Fourth Proportional to 54,989.31, 82,489.25 and 15,547.71

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Solution

The fourth proportional to 54,989.31, 82,489.25 and 15,547.71 is: 23,323.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,989.31 : 82,489.25 = 15,547.71 : x
  2. Step 2: Convert to fraction form
    54,989.31/82,489.25 = 15,547.71/x
  3. Step 3: Cross multiply
    54,989.31x = 82,489.25 × 15,547.71
  4. Step 4: Simplify right side
    54,989.31x = 1,282,518,859.38
  5. Step 5: Solve for x
    x = 1,282,518,859.38/54,989.31
  6. Step 6: Final answer
    x = 23,323.06

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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.