Home / 27,551.80-41,307.45-8,821.02

Finding the Fourth Proportional to 27,551.80, 41,307.45 and 8,821.02

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Solution

The fourth proportional to 27,551.80, 41,307.45 and 8,821.02 is: 13,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,551.80 : 41,307.45 = 8,821.02 : x
  2. Step 2: Convert to fraction form
    27,551.80/41,307.45 = 8,821.02/x
  3. Step 3: Cross multiply
    27,551.80x = 41,307.45 × 8,821.02
  4. Step 4: Simplify right side
    27,551.80x = 364,373,842.60
  5. Step 5: Solve for x
    x = 364,373,842.60/27,551.80
  6. Step 6: Final answer
    x = 13,225.05

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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.