Home / 25,486.93-38,242.92-11,456.87

Finding the Fourth Proportional to 25,486.93, 38,242.92 and 11,456.87

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Solution

The fourth proportional to 25,486.93, 38,242.92 and 11,456.87 is: 17,190.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,486.93 : 38,242.92 = 11,456.87 : x
  2. Step 2: Convert to fraction form
    25,486.93/38,242.92 = 11,456.87/x
  3. Step 3: Cross multiply
    25,486.93x = 38,242.92 × 11,456.87
  4. Step 4: Simplify right side
    25,486.93x = 438,144,162.86
  5. Step 5: Solve for x
    x = 438,144,162.86/25,486.93
  6. Step 6: Final answer
    x = 17,190.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.