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Finding the Fourth Proportional to 17,937.98, 26,906.98 and 6,243

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Solution

The fourth proportional to 17,937.98, 26,906.98 and 6,243 is: 9,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.98 : 26,906.98 = 6,243 : x
  2. Step 2: Convert to fraction form
    17,937.98/26,906.98 = 6,243/x
  3. Step 3: Cross multiply
    17,937.98x = 26,906.98 × 6,243
  4. Step 4: Simplify right side
    17,937.98x = 167,980,276.14
  5. Step 5: Solve for x
    x = 167,980,276.14/17,937.98
  6. Step 6: Final answer
    x = 9,364.50

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1.5x scale

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.