Home / 26,573.54-39,811.70-12,545.16

Finding the Fourth Proportional to 26,573.54, 39,811.70 and 12,545.16

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Solution

The fourth proportional to 26,573.54, 39,811.70 and 12,545.16 is: 18,794.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,573.54 : 39,811.70 = 12,545.16 : x
  2. Step 2: Convert to fraction form
    26,573.54/39,811.70 = 12,545.16/x
  3. Step 3: Cross multiply
    26,573.54x = 39,811.70 × 12,545.16
  4. Step 4: Simplify right side
    26,573.54x = 499,444,146.37
  5. Step 5: Solve for x
    x = 499,444,146.37/26,573.54
  6. Step 6: Final answer
    x = 18,794.79

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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.