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Finding the Fourth Proportional to 34,603.74, 51,900.69 and 10,908.21

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Solution

The fourth proportional to 34,603.74, 51,900.69 and 10,908.21 is: 16,360.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,603.74 : 51,900.69 = 10,908.21 : x
  2. Step 2: Convert to fraction form
    34,603.74/51,900.69 = 10,908.21/x
  3. Step 3: Cross multiply
    34,603.74x = 51,900.69 × 10,908.21
  4. Step 4: Simplify right side
    34,603.74x = 566,143,625.66
  5. Step 5: Solve for x
    x = 566,143,625.66/34,603.74
  6. Step 6: Final answer
    x = 16,360.76

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1.5x scale

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.