Home / 36,458.73-50,312.61-20,545.88

Finding the Fourth Proportional to 36,458.73, 50,312.61 and 20,545.88

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Solution

The fourth proportional to 36,458.73, 50,312.61 and 20,545.88 is: 28,353.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.73 : 50,312.61 = 20,545.88 : x
  2. Step 2: Convert to fraction form
    36,458.73/50,312.61 = 20,545.88/x
  3. Step 3: Cross multiply
    36,458.73x = 50,312.61 × 20,545.88
  4. Step 4: Simplify right side
    36,458.73x = 1,033,716,595.98
  5. Step 5: Solve for x
    x = 1,033,716,595.98/36,458.73
  6. Step 6: Final answer
    x = 28,353.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.