Home / 17,679.42-26,520.08-4,531.91

Finding the Fourth Proportional to 17,679.42, 26,520.08 and 4,531.91

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Solution

The fourth proportional to 17,679.42, 26,520.08 and 4,531.91 is: 6,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.42 : 26,520.08 = 4,531.91 : x
  2. Step 2: Convert to fraction form
    17,679.42/26,520.08 = 4,531.91/x
  3. Step 3: Cross multiply
    17,679.42x = 26,520.08 × 4,531.91
  4. Step 4: Simplify right side
    17,679.42x = 120,186,460.49
  5. Step 5: Solve for x
    x = 120,186,460.49/17,679.42
  6. Step 6: Final answer
    x = 6,798.10

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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.