Home / 39,271.11-58,913.28-18,202.61

Finding the Fourth Proportional to 39,271.11, 58,913.28 and 18,202.61

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Solution

The fourth proportional to 39,271.11, 58,913.28 and 18,202.61 is: 27,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.11 : 58,913.28 = 18,202.61 : x
  2. Step 2: Convert to fraction form
    39,271.11/58,913.28 = 18,202.61/x
  3. Step 3: Cross multiply
    39,271.11x = 58,913.28 × 18,202.61
  4. Step 4: Simplify right side
    39,271.11x = 1,072,375,165.09
  5. Step 5: Solve for x
    x = 1,072,375,165.09/39,271.11
  6. Step 6: Final answer
    x = 27,306.97

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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.