Home / 31,704.27-43,751.91-17,557.12

Finding the Fourth Proportional to 31,704.27, 43,751.91 and 17,557.12

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Solution

The fourth proportional to 31,704.27, 43,751.91 and 17,557.12 is: 24,228.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,704.27 : 43,751.91 = 17,557.12 : x
  2. Step 2: Convert to fraction form
    31,704.27/43,751.91 = 17,557.12/x
  3. Step 3: Cross multiply
    31,704.27x = 43,751.91 × 17,557.12
  4. Step 4: Simplify right side
    31,704.27x = 768,157,534.10
  5. Step 5: Solve for x
    x = 768,157,534.10/31,704.27
  6. Step 6: Final answer
    x = 24,228.84

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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.