Home / 18,796.20-25,932.60-12,085.35

Finding the Fourth Proportional to 18,796.20, 25,932.60 and 12,085.35

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Solution

The fourth proportional to 18,796.20, 25,932.60 and 12,085.35 is: 16,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796.20 : 25,932.60 = 12,085.35 : x
  2. Step 2: Convert to fraction form
    18,796.20/25,932.60 = 12,085.35/x
  3. Step 3: Cross multiply
    18,796.20x = 25,932.60 × 12,085.35
  4. Step 4: Simplify right side
    18,796.20x = 313,404,547.41
  5. Step 5: Solve for x
    x = 313,404,547.41/18,796.20
  6. Step 6: Final answer
    x = 16,673.82

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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.