Home / 31,453.98-47,210.13-15,882.54

Finding the Fourth Proportional to 31,453.98, 47,210.13 and 15,882.54

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Solution

The fourth proportional to 31,453.98, 47,210.13 and 15,882.54 is: 23,838.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,453.98 : 47,210.13 = 15,882.54 : x
  2. Step 2: Convert to fraction form
    31,453.98/47,210.13 = 15,882.54/x
  3. Step 3: Cross multiply
    31,453.98x = 47,210.13 × 15,882.54
  4. Step 4: Simplify right side
    31,453.98x = 749,816,778.13
  5. Step 5: Solve for x
    x = 749,816,778.13/31,453.98
  6. Step 6: Final answer
    x = 23,838.53

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1.5x scale

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.