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Finding the Fourth Proportional to 66,304, 99,456 and 22,528

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Solution

The fourth proportional to 66,304, 99,456 and 22,528 is: 33,792

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,304 : 99,456 = 22,528 : x
  2. Step 2: Convert to fraction form
    66,304/99,456 = 22,528/x
  3. Step 3: Cross multiply
    66,304x = 99,456 × 22,528
  4. Step 4: Simplify right side
    66,304x = 2,240,544,768
  5. Step 5: Solve for x
    x = 2,240,544,768/66,304
  6. Step 6: Final answer
    x = 33,792

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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.