Home / 31,217.06-43,080.23-17,071.22

Finding the Fourth Proportional to 31,217.06, 43,080.23 and 17,071.22

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Solution

The fourth proportional to 31,217.06, 43,080.23 and 17,071.22 is: 23,558.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,217.06 : 43,080.23 = 17,071.22 : x
  2. Step 2: Convert to fraction form
    31,217.06/43,080.23 = 17,071.22/x
  3. Step 3: Cross multiply
    31,217.06x = 43,080.23 × 17,071.22
  4. Step 4: Simplify right side
    31,217.06x = 735,432,083.98
  5. Step 5: Solve for x
    x = 735,432,083.98/31,217.06
  6. Step 6: Final answer
    x = 23,558.66

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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.