Home / 31,996.62-48,002.04-12,275.19

Finding the Fourth Proportional to 31,996.62, 48,002.04 and 12,275.19

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Solution

The fourth proportional to 31,996.62, 48,002.04 and 12,275.19 is: 18,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,996.62 : 48,002.04 = 12,275.19 : x
  2. Step 2: Convert to fraction form
    31,996.62/48,002.04 = 12,275.19/x
  3. Step 3: Cross multiply
    31,996.62x = 48,002.04 × 12,275.19
  4. Step 4: Simplify right side
    31,996.62x = 589,234,161.39
  5. Step 5: Solve for x
    x = 589,234,161.39/31,996.62
  6. Step 6: Final answer
    x = 18,415.51

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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.