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Finding the Fourth Proportional to 62,648.62, 93,962.93 and 18,264.99

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Solution

The fourth proportional to 62,648.62, 93,962.93 and 18,264.99 is: 27,394.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,648.62 : 93,962.93 = 18,264.99 : x
  2. Step 2: Convert to fraction form
    62,648.62/93,962.93 = 18,264.99/x
  3. Step 3: Cross multiply
    62,648.62x = 93,962.93 × 18,264.99
  4. Step 4: Simplify right side
    62,648.62x = 1,716,231,976.82
  5. Step 5: Solve for x
    x = 1,716,231,976.82/62,648.62
  6. Step 6: Final answer
    x = 27,394.57

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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.