Home / 31,192.89-43,046.22-17,045.74

Finding the Fourth Proportional to 31,192.89, 43,046.22 and 17,045.74

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Solution

The fourth proportional to 31,192.89, 43,046.22 and 17,045.74 is: 23,523.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,192.89 : 43,046.22 = 17,045.74 : x
  2. Step 2: Convert to fraction form
    31,192.89/43,046.22 = 17,045.74/x
  3. Step 3: Cross multiply
    31,192.89x = 43,046.22 × 17,045.74
  4. Step 4: Simplify right side
    31,192.89x = 733,754,674.10
  5. Step 5: Solve for x
    x = 733,754,674.10/31,192.89
  6. Step 6: Final answer
    x = 23,523.14

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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.