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Finding the Fourth Proportional to 62,224, 93,336 and 18,448

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Solution

The fourth proportional to 62,224, 93,336 and 18,448 is: 27,672

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,224 : 93,336 = 18,448 : x
  2. Step 2: Convert to fraction form
    62,224/93,336 = 18,448/x
  3. Step 3: Cross multiply
    62,224x = 93,336 × 18,448
  4. Step 4: Simplify right side
    62,224x = 1,721,862,528
  5. Step 5: Solve for x
    x = 1,721,862,528/62,224
  6. Step 6: Final answer
    x = 27,672

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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.