Home / 25,355.73-38,042.61-11,314.48

Finding the Fourth Proportional to 25,355.73, 38,042.61 and 11,314.48

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Solution

The fourth proportional to 25,355.73, 38,042.61 and 11,314.48 is: 16,975.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.73 : 38,042.61 = 11,314.48 : x
  2. Step 2: Convert to fraction form
    25,355.73/38,042.61 = 11,314.48/x
  3. Step 3: Cross multiply
    25,355.73x = 38,042.61 × 11,314.48
  4. Step 4: Simplify right side
    25,355.73x = 430,432,293.42
  5. Step 5: Solve for x
    x = 430,432,293.42/25,355.73
  6. Step 6: Final answer
    x = 16,975.74

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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.