Home / 17,720.24-26,576.69-7,853.23

Finding the Fourth Proportional to 17,720.24, 26,576.69 and 7,853.23

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Solution

The fourth proportional to 17,720.24, 26,576.69 and 7,853.23 is: 11,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,720.24 : 26,576.69 = 7,853.23 : x
  2. Step 2: Convert to fraction form
    17,720.24/26,576.69 = 7,853.23/x
  3. Step 3: Cross multiply
    17,720.24x = 26,576.69 × 7,853.23
  4. Step 4: Simplify right side
    17,720.24x = 208,712,726.33
  5. Step 5: Solve for x
    x = 208,712,726.33/17,720.24
  6. Step 6: Final answer
    x = 11,778.21

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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.