Home / 31,751.79-47,621.61-15,952.44

Finding the Fourth Proportional to 31,751.79, 47,621.61 and 15,952.44

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Solution

The fourth proportional to 31,751.79, 47,621.61 and 15,952.44 is: 23,925.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,751.79 : 47,621.61 = 15,952.44 : x
  2. Step 2: Convert to fraction form
    31,751.79/47,621.61 = 15,952.44/x
  3. Step 3: Cross multiply
    31,751.79x = 47,621.61 × 15,952.44
  4. Step 4: Simplify right side
    31,751.79x = 759,680,756.88
  5. Step 5: Solve for x
    x = 759,680,756.88/31,751.79
  6. Step 6: Final answer
    x = 23,925.61

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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.