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Finding the Fourth Proportional to 15,463.05, 23,196.42 and 4,929.42

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Solution

The fourth proportional to 15,463.05, 23,196.42 and 4,929.42 is: 7,394.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463.05 : 23,196.42 = 4,929.42 : x
  2. Step 2: Convert to fraction form
    15,463.05/23,196.42 = 4,929.42/x
  3. Step 3: Cross multiply
    15,463.05x = 23,196.42 × 4,929.42
  4. Step 4: Simplify right side
    15,463.05x = 114,344,896.68
  5. Step 5: Solve for x
    x = 114,344,896.68/15,463.05
  6. Step 6: Final answer
    x = 7,394.72

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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.