Home / 34,507.56-51,772.27-12,320.44

Finding the Fourth Proportional to 34,507.56, 51,772.27 and 12,320.44

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Solution

The fourth proportional to 34,507.56, 51,772.27 and 12,320.44 is: 18,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,507.56 : 51,772.27 = 12,320.44 : x
  2. Step 2: Convert to fraction form
    34,507.56/51,772.27 = 12,320.44/x
  3. Step 3: Cross multiply
    34,507.56x = 51,772.27 × 12,320.44
  4. Step 4: Simplify right side
    34,507.56x = 637,857,146.20
  5. Step 5: Solve for x
    x = 637,857,146.20/34,507.56
  6. Step 6: Final answer
    x = 18,484.56

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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.