Home / 31,854.66-43,949.14-17,704.77

Finding the Fourth Proportional to 31,854.66, 43,949.14 and 17,704.77

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Solution

The fourth proportional to 31,854.66, 43,949.14 and 17,704.77 is: 24,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,854.66 : 43,949.14 = 17,704.77 : x
  2. Step 2: Convert to fraction form
    31,854.66/43,949.14 = 17,704.77/x
  3. Step 3: Cross multiply
    31,854.66x = 43,949.14 × 17,704.77
  4. Step 4: Simplify right side
    31,854.66x = 778,109,415.40
  5. Step 5: Solve for x
    x = 778,109,415.40/31,854.66
  6. Step 6: Final answer
    x = 24,426.86

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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.