Home / 27,331.29-37,717.31-15,394.82

Finding the Fourth Proportional to 27,331.29, 37,717.31 and 15,394.82

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Solution

The fourth proportional to 27,331.29, 37,717.31 and 15,394.82 is: 21,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,331.29 : 37,717.31 = 15,394.82 : x
  2. Step 2: Convert to fraction form
    27,331.29/37,717.31 = 15,394.82/x
  3. Step 3: Cross multiply
    27,331.29x = 37,717.31 × 15,394.82
  4. Step 4: Simplify right side
    27,331.29x = 580,651,048.23
  5. Step 5: Solve for x
    x = 580,651,048.23/27,331.29
  6. Step 6: Final answer
    x = 21,244.92

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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.