Home / 31,730.76-43,790.49-17,584.52

Finding the Fourth Proportional to 31,730.76, 43,790.49 and 17,584.52

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Solution

The fourth proportional to 31,730.76, 43,790.49 and 17,584.52 is: 24,267.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,730.76 : 43,790.49 = 17,584.52 : x
  2. Step 2: Convert to fraction form
    31,730.76/43,790.49 = 17,584.52/x
  3. Step 3: Cross multiply
    31,730.76x = 43,790.49 × 17,584.52
  4. Step 4: Simplify right side
    31,730.76x = 770,034,528.26
  5. Step 5: Solve for x
    x = 770,034,528.26/31,730.76
  6. Step 6: Final answer
    x = 24,267.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.