Home / 34,219.63-51,345.84-16,679.89

Finding the Fourth Proportional to 34,219.63, 51,345.84 and 16,679.89

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Solution

The fourth proportional to 34,219.63, 51,345.84 and 16,679.89 is: 25,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,219.63 : 51,345.84 = 16,679.89 : x
  2. Step 2: Convert to fraction form
    34,219.63/51,345.84 = 16,679.89/x
  3. Step 3: Cross multiply
    34,219.63x = 51,345.84 × 16,679.89
  4. Step 4: Simplify right side
    34,219.63x = 856,442,963.16
  5. Step 5: Solve for x
    x = 856,442,963.16/34,219.63
  6. Step 6: Final answer
    x = 25,027.83

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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.