Home / 18,811.35-25,959.48-10,313.94

Finding the Fourth Proportional to 18,811.35, 25,959.48 and 10,313.94

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Solution

The fourth proportional to 18,811.35, 25,959.48 and 10,313.94 is: 14,233.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,811.35 : 25,959.48 = 10,313.94 : x
  2. Step 2: Convert to fraction form
    18,811.35/25,959.48 = 10,313.94/x
  3. Step 3: Cross multiply
    18,811.35x = 25,959.48 × 10,313.94
  4. Step 4: Simplify right side
    18,811.35x = 267,744,519.15
  5. Step 5: Solve for x
    x = 267,744,519.15/18,811.35
  6. Step 6: Final answer
    x = 14,233.14

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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.