Home / 12,502.76-18,761.64-5,004.96

Finding the Fourth Proportional to 12,502.76, 18,761.64 and 5,004.96

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Solution

The fourth proportional to 12,502.76, 18,761.64 and 5,004.96 is: 7,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,502.76 : 18,761.64 = 5,004.96 : x
  2. Step 2: Convert to fraction form
    12,502.76/18,761.64 = 5,004.96/x
  3. Step 3: Cross multiply
    12,502.76x = 18,761.64 × 5,004.96
  4. Step 4: Simplify right side
    12,502.76x = 93,901,257.73
  5. Step 5: Solve for x
    x = 93,901,257.73/12,502.76
  6. Step 6: Final answer
    x = 7,510.44

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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.