Home / 27,756.46-41,648.36-12,966.42

Finding the Fourth Proportional to 27,756.46, 41,648.36 and 12,966.42

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Solution

The fourth proportional to 27,756.46, 41,648.36 and 12,966.42 is: 19,456.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756.46 : 41,648.36 = 12,966.42 : x
  2. Step 2: Convert to fraction form
    27,756.46/41,648.36 = 12,966.42/x
  3. Step 3: Cross multiply
    27,756.46x = 41,648.36 × 12,966.42
  4. Step 4: Simplify right side
    27,756.46x = 540,029,919.83
  5. Step 5: Solve for x
    x = 540,029,919.83/27,756.46
  6. Step 6: Final answer
    x = 19,456.01

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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.