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Finding the Fourth Proportional to 73,008, 109,512 and 17,604

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Solution

The fourth proportional to 73,008, 109,512 and 17,604 is: 26,406

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,008 : 109,512 = 17,604 : x
  2. Step 2: Convert to fraction form
    73,008/109,512 = 17,604/x
  3. Step 3: Cross multiply
    73,008x = 109,512 × 17,604
  4. Step 4: Simplify right side
    73,008x = 1,927,849,248
  5. Step 5: Solve for x
    x = 1,927,849,248/73,008
  6. Step 6: Final answer
    x = 26,406

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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.