Home / 31,759.04-47,645.76-10,982.72

Finding the Fourth Proportional to 31,759.04, 47,645.76 and 10,982.72

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Solution

The fourth proportional to 31,759.04, 47,645.76 and 10,982.72 is: 16,476.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.04 : 47,645.76 = 10,982.72 : x
  2. Step 2: Convert to fraction form
    31,759.04/47,645.76 = 10,982.72/x
  3. Step 3: Cross multiply
    31,759.04x = 47,645.76 × 10,982.72
  4. Step 4: Simplify right side
    31,759.04x = 523,280,041.27
  5. Step 5: Solve for x
    x = 523,280,041.27/31,759.04
  6. Step 6: Final answer
    x = 16,476.57

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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.