Home / 27,977.46-41,966.34-10,447.14

Finding the Fourth Proportional to 27,977.46, 41,966.34 and 10,447.14

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Solution

The fourth proportional to 27,977.46, 41,966.34 and 10,447.14 is: 15,670.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,977.46 : 41,966.34 = 10,447.14 : x
  2. Step 2: Convert to fraction form
    27,977.46/41,966.34 = 10,447.14/x
  3. Step 3: Cross multiply
    27,977.46x = 41,966.34 × 10,447.14
  4. Step 4: Simplify right side
    27,977.46x = 438,428,229.27
  5. Step 5: Solve for x
    x = 438,428,229.27/27,977.46
  6. Step 6: Final answer
    x = 15,670.77

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1.5x scale

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.