Home / 18,809.03-25,959.22-10,849.70

Finding the Fourth Proportional to 18,809.03, 25,959.22 and 10,849.70

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Solution

The fourth proportional to 18,809.03, 25,959.22 and 10,849.70 is: 14,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,809.03 : 25,959.22 = 10,849.70 : x
  2. Step 2: Convert to fraction form
    18,809.03/25,959.22 = 10,849.70/x
  3. Step 3: Cross multiply
    18,809.03x = 25,959.22 × 10,849.70
  4. Step 4: Simplify right side
    18,809.03x = 281,649,749.23
  5. Step 5: Solve for x
    x = 281,649,749.23/18,809.03
  6. Step 6: Final answer
    x = 14,974.18

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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.