Home / 61,033.68-91,545.33-18,912.83

Finding the Fourth Proportional to 61,033.68, 91,545.33 and 18,912.83

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Solution

The fourth proportional to 61,033.68, 91,545.33 and 18,912.83 is: 28,367.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,033.68 : 91,545.33 = 18,912.83 : x
  2. Step 2: Convert to fraction form
    61,033.68/91,545.33 = 18,912.83/x
  3. Step 3: Cross multiply
    61,033.68x = 91,545.33 × 18,912.83
  4. Step 4: Simplify right side
    61,033.68x = 1,731,381,263.58
  5. Step 5: Solve for x
    x = 1,731,381,263.58/61,033.68
  6. Step 6: Final answer
    x = 28,367.64

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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.