Home / 27,788.12-41,681.46-9,069.56

Finding the Fourth Proportional to 27,788.12, 41,681.46 and 9,069.56

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Solution

The fourth proportional to 27,788.12, 41,681.46 and 9,069.56 is: 13,604.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,788.12 : 41,681.46 = 9,069.56 : x
  2. Step 2: Convert to fraction form
    27,788.12/41,681.46 = 9,069.56/x
  3. Step 3: Cross multiply
    27,788.12x = 41,681.46 × 9,069.56
  4. Step 4: Simplify right side
    27,788.12x = 378,032,502.36
  5. Step 5: Solve for x
    x = 378,032,502.36/27,788.12
  6. Step 6: Final answer
    x = 13,604.11

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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.