Home / 27,758.22-41,637.30-6,981.72

Finding the Fourth Proportional to 27,758.22, 41,637.30 and 6,981.72

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Solution

The fourth proportional to 27,758.22, 41,637.30 and 6,981.72 is: 10,472.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,758.22 : 41,637.30 = 6,981.72 : x
  2. Step 2: Convert to fraction form
    27,758.22/41,637.30 = 6,981.72/x
  3. Step 3: Cross multiply
    27,758.22x = 41,637.30 × 6,981.72
  4. Step 4: Simplify right side
    27,758.22x = 290,699,970.16
  5. Step 5: Solve for x
    x = 290,699,970.16/27,758.22
  6. Step 6: Final answer
    x = 10,472.57

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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.