Home / 17,959.12-26,938.80-6,272.34

Finding the Fourth Proportional to 17,959.12, 26,938.80 and 6,272.34

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Solution

The fourth proportional to 17,959.12, 26,938.80 and 6,272.34 is: 9,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,959.12 : 26,938.80 = 6,272.34 : x
  2. Step 2: Convert to fraction form
    17,959.12/26,938.80 = 6,272.34/x
  3. Step 3: Cross multiply
    17,959.12x = 26,938.80 × 6,272.34
  4. Step 4: Simplify right side
    17,959.12x = 168,969,312.79
  5. Step 5: Solve for x
    x = 168,969,312.79/17,959.12
  6. Step 6: Final answer
    x = 9,408.55

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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.