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Finding the Fourth Proportional to 30,592.56, 45,902.04 and 11,885.52

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Solution

The fourth proportional to 30,592.56, 45,902.04 and 11,885.52 is: 17,833.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592.56 : 45,902.04 = 11,885.52 : x
  2. Step 2: Convert to fraction form
    30,592.56/45,902.04 = 11,885.52/x
  3. Step 3: Cross multiply
    30,592.56x = 45,902.04 × 11,885.52
  4. Step 4: Simplify right side
    30,592.56x = 545,569,614.46
  5. Step 5: Solve for x
    x = 545,569,614.46/30,592.56
  6. Step 6: Final answer
    x = 17,833.41

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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.