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Finding the Fourth Proportional to 53,304, 73,566 and 30,948

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Solution

The fourth proportional to 53,304, 73,566 and 30,948 is: 42,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,304 : 73,566 = 30,948 : x
  2. Step 2: Convert to fraction form
    53,304/73,566 = 30,948/x
  3. Step 3: Cross multiply
    53,304x = 73,566 × 30,948
  4. Step 4: Simplify right side
    53,304x = 2,276,720,568
  5. Step 5: Solve for x
    x = 2,276,720,568/53,304
  6. Step 6: Final answer
    x = 42,712.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.