Home / 17,985.98-26,982.84-6,892.66

Finding the Fourth Proportional to 17,985.98, 26,982.84 and 6,892.66

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Solution

The fourth proportional to 17,985.98, 26,982.84 and 6,892.66 is: 10,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.98 : 26,982.84 = 6,892.66 : x
  2. Step 2: Convert to fraction form
    17,985.98/26,982.84 = 6,892.66/x
  3. Step 3: Cross multiply
    17,985.98x = 26,982.84 × 6,892.66
  4. Step 4: Simplify right side
    17,985.98x = 185,983,541.95
  5. Step 5: Solve for x
    x = 185,983,541.95/17,985.98
  6. Step 6: Final answer
    x = 10,340.47

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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.