Home / 31,630.62-47,453.13-10,852.86

Finding the Fourth Proportional to 31,630.62, 47,453.13 and 10,852.86

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Solution

The fourth proportional to 31,630.62, 47,453.13 and 10,852.86 is: 16,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,630.62 : 47,453.13 = 10,852.86 : x
  2. Step 2: Convert to fraction form
    31,630.62/47,453.13 = 10,852.86/x
  3. Step 3: Cross multiply
    31,630.62x = 47,453.13 × 10,852.86
  4. Step 4: Simplify right side
    31,630.62x = 515,002,176.45
  5. Step 5: Solve for x
    x = 515,002,176.45/31,630.62
  6. Step 6: Final answer
    x = 16,281.76

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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.