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Finding the Fourth Proportional to 73,332, 109,998 and 17,928

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Solution

The fourth proportional to 73,332, 109,998 and 17,928 is: 26,892

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,332 : 109,998 = 17,928 : x
  2. Step 2: Convert to fraction form
    73,332/109,998 = 17,928/x
  3. Step 3: Cross multiply
    73,332x = 109,998 × 17,928
  4. Step 4: Simplify right side
    73,332x = 1,972,044,144
  5. Step 5: Solve for x
    x = 1,972,044,144/73,332
  6. Step 6: Final answer
    x = 26,892

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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.