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Finding the Fourth Proportional to 73,014, 109,521 and 17,610

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Solution

The fourth proportional to 73,014, 109,521 and 17,610 is: 26,415

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,014 : 109,521 = 17,610 : x
  2. Step 2: Convert to fraction form
    73,014/109,521 = 17,610/x
  3. Step 3: Cross multiply
    73,014x = 109,521 × 17,610
  4. Step 4: Simplify right side
    73,014x = 1,928,664,810
  5. Step 5: Solve for x
    x = 1,928,664,810/73,014
  6. Step 6: Final answer
    x = 26,415

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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.