Home / 17,971.84-26,939.40-6,275.44

Finding the Fourth Proportional to 17,971.84, 26,939.40 and 6,275.44

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Solution

The fourth proportional to 17,971.84, 26,939.40 and 6,275.44 is: 9,406.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.84 : 26,939.40 = 6,275.44 : x
  2. Step 2: Convert to fraction form
    17,971.84/26,939.40 = 6,275.44/x
  3. Step 3: Cross multiply
    17,971.84x = 26,939.40 × 6,275.44
  4. Step 4: Simplify right side
    17,971.84x = 169,056,588.34
  5. Step 5: Solve for x
    x = 169,056,588.34/17,971.84
  6. Step 6: Final answer
    x = 9,406.75

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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.