Home / 55,154.79-82,724.36-17,710.04

Finding the Fourth Proportional to 55,154.79, 82,724.36 and 17,710.04

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Solution

The fourth proportional to 55,154.79, 82,724.36 and 17,710.04 is: 26,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,154.79 : 82,724.36 = 17,710.04 : x
  2. Step 2: Convert to fraction form
    55,154.79/82,724.36 = 17,710.04/x
  3. Step 3: Cross multiply
    55,154.79x = 82,724.36 × 17,710.04
  4. Step 4: Simplify right side
    55,154.79x = 1,465,051,842.84
  5. Step 5: Solve for x
    x = 1,465,051,842.84/55,154.79
  6. Step 6: Final answer
    x = 26,562.55

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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.