Home / 17,740.49-26,615.25-6,647.22

Finding the Fourth Proportional to 17,740.49, 26,615.25 and 6,647.22

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Solution

The fourth proportional to 17,740.49, 26,615.25 and 6,647.22 is: 9,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,740.49 : 26,615.25 = 6,647.22 : x
  2. Step 2: Convert to fraction form
    17,740.49/26,615.25 = 6,647.22/x
  3. Step 3: Cross multiply
    17,740.49x = 26,615.25 × 6,647.22
  4. Step 4: Simplify right side
    17,740.49x = 176,917,422.11
  5. Step 5: Solve for x
    x = 176,917,422.11/17,740.49
  6. Step 6: Final answer
    x = 9,972.52

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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.