Home / 27,749.40-38,293.11-25,490.22

Finding the Fourth Proportional to 27,749.40, 38,293.11 and 25,490.22

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Solution

The fourth proportional to 27,749.40, 38,293.11 and 25,490.22 is: 35,175.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,749.40 : 38,293.11 = 25,490.22 : x
  2. Step 2: Convert to fraction form
    27,749.40/38,293.11 = 25,490.22/x
  3. Step 3: Cross multiply
    27,749.40x = 38,293.11 × 25,490.22
  4. Step 4: Simplify right side
    27,749.40x = 976,099,798.38
  5. Step 5: Solve for x
    x = 976,099,798.38/27,749.40
  6. Step 6: Final answer
    x = 35,175.53

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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.