Home / 25,231.75-34,820.90-14,053.75

Finding the Fourth Proportional to 25,231.75, 34,820.90 and 14,053.75

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Solution

The fourth proportional to 25,231.75, 34,820.90 and 14,053.75 is: 19,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.75 : 34,820.90 = 14,053.75 : x
  2. Step 2: Convert to fraction form
    25,231.75/34,820.90 = 14,053.75/x
  3. Step 3: Cross multiply
    25,231.75x = 34,820.90 × 14,053.75
  4. Step 4: Simplify right side
    25,231.75x = 489,364,223.38
  5. Step 5: Solve for x
    x = 489,364,223.38/25,231.75
  6. Step 6: Final answer
    x = 19,394.78

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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.