Home / 25,378.09-38,052.20-11,854.33

Finding the Fourth Proportional to 25,378.09, 38,052.20 and 11,854.33

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Solution

The fourth proportional to 25,378.09, 38,052.20 and 11,854.33 is: 17,774.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.09 : 38,052.20 = 11,854.33 : x
  2. Step 2: Convert to fraction form
    25,378.09/38,052.20 = 11,854.33/x
  3. Step 3: Cross multiply
    25,378.09x = 38,052.20 × 11,854.33
  4. Step 4: Simplify right side
    25,378.09x = 451,083,276.75
  5. Step 5: Solve for x
    x = 451,083,276.75/25,378.09
  6. Step 6: Final answer
    x = 17,774.52

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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.