Home / 27,042.82-37,318.92-15,106.12

Finding the Fourth Proportional to 27,042.82, 37,318.92 and 15,106.12

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Solution

The fourth proportional to 27,042.82, 37,318.92 and 15,106.12 is: 20,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,042.82 : 37,318.92 = 15,106.12 : x
  2. Step 2: Convert to fraction form
    27,042.82/37,318.92 = 15,106.12/x
  3. Step 3: Cross multiply
    27,042.82x = 37,318.92 × 15,106.12
  4. Step 4: Simplify right side
    27,042.82x = 563,744,083.79
  5. Step 5: Solve for x
    x = 563,744,083.79/27,042.82
  6. Step 6: Final answer
    x = 20,846.35

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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.