Home / 31,348.04-47,029.08-10,571

Finding the Fourth Proportional to 31,348.04, 47,029.08 and 10,571

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Solution

The fourth proportional to 31,348.04, 47,029.08 and 10,571 is: 15,858.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,348.04 : 47,029.08 = 10,571 : x
  2. Step 2: Convert to fraction form
    31,348.04/47,029.08 = 10,571/x
  3. Step 3: Cross multiply
    31,348.04x = 47,029.08 × 10,571
  4. Step 4: Simplify right side
    31,348.04x = 497,144,404.68
  5. Step 5: Solve for x
    x = 497,144,404.68/31,348.04
  6. Step 6: Final answer
    x = 15,858.87

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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.