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Finding the Fourth Proportional to 40,834, 61,251 and 13,132

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Solution

The fourth proportional to 40,834, 61,251 and 13,132 is: 19,698

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,834 : 61,251 = 13,132 : x
  2. Step 2: Convert to fraction form
    40,834/61,251 = 13,132/x
  3. Step 3: Cross multiply
    40,834x = 61,251 × 13,132
  4. Step 4: Simplify right side
    40,834x = 804,348,132
  5. Step 5: Solve for x
    x = 804,348,132/40,834
  6. Step 6: Final answer
    x = 19,698

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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.