Home / 27,085.19-37,375.83-15,148.42

Finding the Fourth Proportional to 27,085.19, 37,375.83 and 15,148.42

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Solution

The fourth proportional to 27,085.19, 37,375.83 and 15,148.42 is: 20,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.19 : 37,375.83 = 15,148.42 : x
  2. Step 2: Convert to fraction form
    27,085.19/37,375.83 = 15,148.42/x
  3. Step 3: Cross multiply
    27,085.19x = 37,375.83 × 15,148.42
  4. Step 4: Simplify right side
    27,085.19x = 566,184,677.25
  5. Step 5: Solve for x
    x = 566,184,677.25/27,085.19
  6. Step 6: Final answer
    x = 20,903.85

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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.