Home / 17,538.78-26,312.07-5,057.84

Finding the Fourth Proportional to 17,538.78, 26,312.07 and 5,057.84

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Solution

The fourth proportional to 17,538.78, 26,312.07 and 5,057.84 is: 7,587.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,538.78 : 26,312.07 = 5,057.84 : x
  2. Step 2: Convert to fraction form
    17,538.78/26,312.07 = 5,057.84/x
  3. Step 3: Cross multiply
    17,538.78x = 26,312.07 × 5,057.84
  4. Step 4: Simplify right side
    17,538.78x = 133,082,240.13
  5. Step 5: Solve for x
    x = 133,082,240.13/17,538.78
  6. Step 6: Final answer
    x = 7,587.88

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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.