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Finding the Fourth Proportional to 17,937.84, 26,917.56 and 6,259.26

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Solution

The fourth proportional to 17,937.84, 26,917.56 and 6,259.26 is: 9,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,937.84 : 26,917.56 = 6,259.26 : x
  2. Step 2: Convert to fraction form
    17,937.84/26,917.56 = 6,259.26/x
  3. Step 3: Cross multiply
    17,937.84x = 26,917.56 × 6,259.26
  4. Step 4: Simplify right side
    17,937.84x = 168,484,006.61
  5. Step 5: Solve for x
    x = 168,484,006.61/17,937.84
  6. Step 6: Final answer
    x = 9,392.66

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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.