Home / 22,778.82-34,156.08-11,681.01

Finding the Fourth Proportional to 22,778.82, 34,156.08 and 11,681.01

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Solution

The fourth proportional to 22,778.82, 34,156.08 and 11,681.01 is: 17,515.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,778.82 : 34,156.08 = 11,681.01 : x
  2. Step 2: Convert to fraction form
    22,778.82/34,156.08 = 11,681.01/x
  3. Step 3: Cross multiply
    22,778.82x = 34,156.08 × 11,681.01
  4. Step 4: Simplify right side
    22,778.82x = 398,977,512.04
  5. Step 5: Solve for x
    x = 398,977,512.04/22,778.82
  6. Step 6: Final answer
    x = 17,515.28

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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.