Home / 27,065.43-40,603.62-11,271.65

Finding the Fourth Proportional to 27,065.43, 40,603.62 and 11,271.65

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Solution

The fourth proportional to 27,065.43, 40,603.62 and 11,271.65 is: 16,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,065.43 : 40,603.62 = 11,271.65 : x
  2. Step 2: Convert to fraction form
    27,065.43/40,603.62 = 11,271.65/x
  3. Step 3: Cross multiply
    27,065.43x = 40,603.62 × 11,271.65
  4. Step 4: Simplify right side
    27,065.43x = 457,669,721.48
  5. Step 5: Solve for x
    x = 457,669,721.48/27,065.43
  6. Step 6: Final answer
    x = 16,909.75

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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.