Home / 27,296.95-40,931.75-8,576.74

Finding the Fourth Proportional to 27,296.95, 40,931.75 and 8,576.74

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Solution

The fourth proportional to 27,296.95, 40,931.75 and 8,576.74 is: 12,860.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,296.95 : 40,931.75 = 8,576.74 : x
  2. Step 2: Convert to fraction form
    27,296.95/40,931.75 = 8,576.74/x
  3. Step 3: Cross multiply
    27,296.95x = 40,931.75 × 8,576.74
  4. Step 4: Simplify right side
    27,296.95x = 351,060,896.61
  5. Step 5: Solve for x
    x = 351,060,896.61/27,296.95
  6. Step 6: Final answer
    x = 12,860.81

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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.