Home / 57,812.23-86,717.39-17,285.84

Finding the Fourth Proportional to 57,812.23, 86,717.39 and 17,285.84

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Solution

The fourth proportional to 57,812.23, 86,717.39 and 17,285.84 is: 25,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,812.23 : 86,717.39 = 17,285.84 : x
  2. Step 2: Convert to fraction form
    57,812.23/86,717.39 = 17,285.84/x
  3. Step 3: Cross multiply
    57,812.23x = 86,717.39 × 17,285.84
  4. Step 4: Simplify right side
    57,812.23x = 1,498,983,154.46
  5. Step 5: Solve for x
    x = 1,498,983,154.46/57,812.23
  6. Step 6: Final answer
    x = 25,928.48

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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.