Home / 31,636.15-47,454.22-28,996.23

Finding the Fourth Proportional to 31,636.15, 47,454.22 and 28,996.23

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Solution

The fourth proportional to 31,636.15, 47,454.22 and 28,996.23 is: 43,494.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636.15 : 47,454.22 = 28,996.23 : x
  2. Step 2: Convert to fraction form
    31,636.15/47,454.22 = 28,996.23/x
  3. Step 3: Cross multiply
    31,636.15x = 47,454.22 × 28,996.23
  4. Step 4: Simplify right side
    31,636.15x = 1,375,993,332.61
  5. Step 5: Solve for x
    x = 1,375,993,332.61/31,636.15
  6. Step 6: Final answer
    x = 43,494.34

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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.