Home / 31,797.27-47,689.76-15,998.08

Finding the Fourth Proportional to 31,797.27, 47,689.76 and 15,998.08

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Solution

The fourth proportional to 31,797.27, 47,689.76 and 15,998.08 is: 23,994.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,797.27 : 47,689.76 = 15,998.08 : x
  2. Step 2: Convert to fraction form
    31,797.27/47,689.76 = 15,998.08/x
  3. Step 3: Cross multiply
    31,797.27x = 47,689.76 × 15,998.08
  4. Step 4: Simplify right side
    31,797.27x = 762,944,336.95
  5. Step 5: Solve for x
    x = 762,944,336.95/31,797.27
  6. Step 6: Final answer
    x = 23,994.02

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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.