Home / 31,344.30-43,254.99-17,196.84

Finding the Fourth Proportional to 31,344.30, 43,254.99 and 17,196.84

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Solution

The fourth proportional to 31,344.30, 43,254.99 and 17,196.84 is: 23,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344.30 : 43,254.99 = 17,196.84 : x
  2. Step 2: Convert to fraction form
    31,344.30/43,254.99 = 17,196.84/x
  3. Step 3: Cross multiply
    31,344.30x = 43,254.99 × 17,196.84
  4. Step 4: Simplify right side
    31,344.30x = 743,849,142.23
  5. Step 5: Solve for x
    x = 743,849,142.23/31,344.30
  6. Step 6: Final answer
    x = 23,731.56

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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.