Home / 31,921.61-47,924.85-27,271.52

Finding the Fourth Proportional to 31,921.61, 47,924.85 and 27,271.52

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Solution

The fourth proportional to 31,921.61, 47,924.85 and 27,271.52 is: 40,943.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,921.61 : 47,924.85 = 27,271.52 : x
  2. Step 2: Convert to fraction form
    31,921.61/47,924.85 = 27,271.52/x
  3. Step 3: Cross multiply
    31,921.61x = 47,924.85 × 27,271.52
  4. Step 4: Simplify right side
    31,921.61x = 1,306,983,505.27
  5. Step 5: Solve for x
    x = 1,306,983,505.27/31,921.61
  6. Step 6: Final answer
    x = 40,943.53

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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.