Home / 23,008.68-31,751.82-13,072.68

Finding the Fourth Proportional to 23,008.68, 31,751.82 and 13,072.68

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Solution

The fourth proportional to 23,008.68, 31,751.82 and 13,072.68 is: 18,040.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,008.68 : 31,751.82 = 13,072.68 : x
  2. Step 2: Convert to fraction form
    23,008.68/31,751.82 = 13,072.68/x
  3. Step 3: Cross multiply
    23,008.68x = 31,751.82 × 13,072.68
  4. Step 4: Simplify right side
    23,008.68x = 415,081,382.28
  5. Step 5: Solve for x
    x = 415,081,382.28/23,008.68
  6. Step 6: Final answer
    x = 18,040.21

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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.