Home / 17,718.20-24,450.72-9,760.22

Finding the Fourth Proportional to 17,718.20, 24,450.72 and 9,760.22

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Solution

The fourth proportional to 17,718.20, 24,450.72 and 9,760.22 is: 13,468.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.20 : 24,450.72 = 9,760.22 : x
  2. Step 2: Convert to fraction form
    17,718.20/24,450.72 = 9,760.22/x
  3. Step 3: Cross multiply
    17,718.20x = 24,450.72 × 9,760.22
  4. Step 4: Simplify right side
    17,718.20x = 238,644,406.36
  5. Step 5: Solve for x
    x = 238,644,406.36/17,718.20
  6. Step 6: Final answer
    x = 13,468.89

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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.