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Finding the Fourth Proportional to 38,330.32, 57,476 and 17,536

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Solution

The fourth proportional to 38,330.32, 57,476 and 17,536 is: 26,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,330.32 : 57,476 = 17,536 : x
  2. Step 2: Convert to fraction form
    38,330.32/57,476 = 17,536/x
  3. Step 3: Cross multiply
    38,330.32x = 57,476 × 17,536
  4. Step 4: Simplify right side
    38,330.32x = 1,007,899,136
  5. Step 5: Solve for x
    x = 1,007,899,136/38,330.32
  6. Step 6: Final answer
    x = 26,295.09

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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.