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Finding the Fourth Proportional to 67,594, 101,391 and 18,346

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Solution

The fourth proportional to 67,594, 101,391 and 18,346 is: 27,519

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,594 : 101,391 = 18,346 : x
  2. Step 2: Convert to fraction form
    67,594/101,391 = 18,346/x
  3. Step 3: Cross multiply
    67,594x = 101,391 × 18,346
  4. Step 4: Simplify right side
    67,594x = 1,860,119,286
  5. Step 5: Solve for x
    x = 1,860,119,286/67,594
  6. Step 6: Final answer
    x = 27,519

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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.