Home / 31,704.90-43,752.20-17,557.44

Finding the Fourth Proportional to 31,704.90, 43,752.20 and 17,557.44

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Solution

The fourth proportional to 31,704.90, 43,752.20 and 17,557.44 is: 24,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,704.90 : 43,752.20 = 17,557.44 : x
  2. Step 2: Convert to fraction form
    31,704.90/43,752.20 = 17,557.44/x
  3. Step 3: Cross multiply
    31,704.90x = 43,752.20 × 17,557.44
  4. Step 4: Simplify right side
    31,704.90x = 768,176,538.58
  5. Step 5: Solve for x
    x = 768,176,538.58/31,704.90
  6. Step 6: Final answer
    x = 24,228.95

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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.