Home / 27,815.42-41,723.31-7,038.92

Finding the Fourth Proportional to 27,815.42, 41,723.31 and 7,038.92

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Solution

The fourth proportional to 27,815.42, 41,723.31 and 7,038.92 is: 10,558.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,815.42 : 41,723.31 = 7,038.92 : x
  2. Step 2: Convert to fraction form
    27,815.42/41,723.31 = 7,038.92/x
  3. Step 3: Cross multiply
    27,815.42x = 41,723.31 × 7,038.92
  4. Step 4: Simplify right side
    27,815.42x = 293,687,041.23
  5. Step 5: Solve for x
    x = 293,687,041.23/27,815.42
  6. Step 6: Final answer
    x = 10,558.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.