Home / 23,053.78-34,588.87-11,375.20

Finding the Fourth Proportional to 23,053.78, 34,588.87 and 11,375.20

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Solution

The fourth proportional to 23,053.78, 34,588.87 and 11,375.20 is: 17,066.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,053.78 : 34,588.87 = 11,375.20 : x
  2. Step 2: Convert to fraction form
    23,053.78/34,588.87 = 11,375.20/x
  3. Step 3: Cross multiply
    23,053.78x = 34,588.87 × 11,375.20
  4. Step 4: Simplify right side
    23,053.78x = 393,455,392.81
  5. Step 5: Solve for x
    x = 393,455,392.81/23,053.78
  6. Step 6: Final answer
    x = 17,066.85

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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.