Home / 27,969.04-41,947.80-12,376.72

Finding the Fourth Proportional to 27,969.04, 41,947.80 and 12,376.72

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Solution

The fourth proportional to 27,969.04, 41,947.80 and 12,376.72 is: 18,562.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,969.04 : 41,947.80 = 12,376.72 : x
  2. Step 2: Convert to fraction form
    27,969.04/41,947.80 = 12,376.72/x
  3. Step 3: Cross multiply
    27,969.04x = 41,947.80 × 12,376.72
  4. Step 4: Simplify right side
    27,969.04x = 519,176,175.22
  5. Step 5: Solve for x
    x = 519,176,175.22/27,969.04
  6. Step 6: Final answer
    x = 18,562.53

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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.