Home / 25,672.87-38,477.50-14,545.83

Finding the Fourth Proportional to 25,672.87, 38,477.50 and 14,545.83

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Solution

The fourth proportional to 25,672.87, 38,477.50 and 14,545.83 is: 21,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,672.87 : 38,477.50 = 14,545.83 : x
  2. Step 2: Convert to fraction form
    25,672.87/38,477.50 = 14,545.83/x
  3. Step 3: Cross multiply
    25,672.87x = 38,477.50 × 14,545.83
  4. Step 4: Simplify right side
    25,672.87x = 559,687,137.46
  5. Step 5: Solve for x
    x = 559,687,137.46/25,672.87
  6. Step 6: Final answer
    x = 21,800.73

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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.