Home / 27,429.56-41,110.61-21,860.00

Finding the Fourth Proportional to 27,429.56, 41,110.61 and 21,860.00

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Solution

The fourth proportional to 27,429.56, 41,110.61 and 21,860.00 is: 32,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,429.56 : 41,110.61 = 21,860.00 : x
  2. Step 2: Convert to fraction form
    27,429.56/41,110.61 = 21,860.00/x
  3. Step 3: Cross multiply
    27,429.56x = 41,110.61 × 21,860.00
  4. Step 4: Simplify right side
    27,429.56x = 898,677,619.75
  5. Step 5: Solve for x
    x = 898,677,619.75/27,429.56
  6. Step 6: Final answer
    x = 32,763.11

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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.