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Finding the Fourth Proportional to 39,036, 58,555.62 and 11,334

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Solution

The fourth proportional to 39,036, 58,555.62 and 11,334 is: 17,001.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,036 : 58,555.62 = 11,334 : x
  2. Step 2: Convert to fraction form
    39,036/58,555.62 = 11,334/x
  3. Step 3: Cross multiply
    39,036x = 58,555.62 × 11,334
  4. Step 4: Simplify right side
    39,036x = 663,669,397.08
  5. Step 5: Solve for x
    x = 663,669,397.08/39,036
  6. Step 6: Final answer
    x = 17,001.47

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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.