Home / 17,428.88-24,051.79-9,876.65

Finding the Fourth Proportional to 17,428.88, 24,051.79 and 9,876.65

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Solution

The fourth proportional to 17,428.88, 24,051.79 and 9,876.65 is: 13,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.88 : 24,051.79 = 9,876.65 : x
  2. Step 2: Convert to fraction form
    17,428.88/24,051.79 = 9,876.65/x
  3. Step 3: Cross multiply
    17,428.88x = 24,051.79 × 9,876.65
  4. Step 4: Simplify right side
    17,428.88x = 237,550,942.06
  5. Step 5: Solve for x
    x = 237,550,942.06/17,428.88
  6. Step 6: Final answer
    x = 13,629.73

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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.