Home / 31,468.44-43,425.62-17,127.66

Finding the Fourth Proportional to 31,468.44, 43,425.62 and 17,127.66

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Solution

The fourth proportional to 31,468.44, 43,425.62 and 17,127.66 is: 23,635.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,468.44 : 43,425.62 = 17,127.66 : x
  2. Step 2: Convert to fraction form
    31,468.44/43,425.62 = 17,127.66/x
  3. Step 3: Cross multiply
    31,468.44x = 43,425.62 × 17,127.66
  4. Step 4: Simplify right side
    31,468.44x = 743,779,254.65
  5. Step 5: Solve for x
    x = 743,779,254.65/31,468.44
  6. Step 6: Final answer
    x = 23,635.72

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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.