Home / 27,942.39-38,576.93-17,337.87

Finding the Fourth Proportional to 27,942.39, 38,576.93 and 17,337.87

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Solution

The fourth proportional to 27,942.39, 38,576.93 and 17,337.87 is: 23,936.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.39 : 38,576.93 = 17,337.87 : x
  2. Step 2: Convert to fraction form
    27,942.39/38,576.93 = 17,337.87/x
  3. Step 3: Cross multiply
    27,942.39x = 38,576.93 × 17,337.87
  4. Step 4: Simplify right side
    27,942.39x = 668,841,710.65
  5. Step 5: Solve for x
    x = 668,841,710.65/27,942.39
  6. Step 6: Final answer
    x = 23,936.45

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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.