Home / 10,027.98-13,839.12-5,551.92

Finding the Fourth Proportional to 10,027.98, 13,839.12 and 5,551.92

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Solution

The fourth proportional to 10,027.98, 13,839.12 and 5,551.92 is: 7,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.98 : 13,839.12 = 5,551.92 : x
  2. Step 2: Convert to fraction form
    10,027.98/13,839.12 = 5,551.92/x
  3. Step 3: Cross multiply
    10,027.98x = 13,839.12 × 5,551.92
  4. Step 4: Simplify right side
    10,027.98x = 76,833,687.11
  5. Step 5: Solve for x
    x = 76,833,687.11/10,027.98
  6. Step 6: Final answer
    x = 7,661.93

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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.