Home / 17,809.11-24,560.48-11,428.35

Finding the Fourth Proportional to 17,809.11, 24,560.48 and 11,428.35

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Solution

The fourth proportional to 17,809.11, 24,560.48 and 11,428.35 is: 15,760.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809.11 : 24,560.48 = 11,428.35 : x
  2. Step 2: Convert to fraction form
    17,809.11/24,560.48 = 11,428.35/x
  3. Step 3: Cross multiply
    17,809.11x = 24,560.48 × 11,428.35
  4. Step 4: Simplify right side
    17,809.11x = 280,685,704.47
  5. Step 5: Solve for x
    x = 280,685,704.47/17,809.11
  6. Step 6: Final answer
    x = 15,760.79

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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.