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Finding the Fourth Proportional to 34,153.05, 51,230.04 and 11,967.05

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Solution

The fourth proportional to 34,153.05, 51,230.04 and 11,967.05 is: 17,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,153.05 : 51,230.04 = 11,967.05 : x
  2. Step 2: Convert to fraction form
    34,153.05/51,230.04 = 11,967.05/x
  3. Step 3: Cross multiply
    34,153.05x = 51,230.04 × 11,967.05
  4. Step 4: Simplify right side
    34,153.05x = 613,072,533.38
  5. Step 5: Solve for x
    x = 613,072,533.38/34,153.05
  6. Step 6: Final answer
    x = 17,950.74

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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.