Home / 27,751.52-38,297.40-15,176

Finding the Fourth Proportional to 27,751.52, 38,297.40 and 15,176

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Solution

The fourth proportional to 27,751.52, 38,297.40 and 15,176 is: 20,943.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,751.52 : 38,297.40 = 15,176 : x
  2. Step 2: Convert to fraction form
    27,751.52/38,297.40 = 15,176/x
  3. Step 3: Cross multiply
    27,751.52x = 38,297.40 × 15,176
  4. Step 4: Simplify right side
    27,751.52x = 581,201,342.40
  5. Step 5: Solve for x
    x = 581,201,342.40/27,751.52
  6. Step 6: Final answer
    x = 20,943.05

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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.