Home / 19,039.30-28,560.17-5,890.57

Finding the Fourth Proportional to 19,039.30, 28,560.17 and 5,890.57

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Solution

The fourth proportional to 19,039.30, 28,560.17 and 5,890.57 is: 8,836.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.30 : 28,560.17 = 5,890.57 : x
  2. Step 2: Convert to fraction form
    19,039.30/28,560.17 = 5,890.57/x
  3. Step 3: Cross multiply
    19,039.30x = 28,560.17 × 5,890.57
  4. Step 4: Simplify right side
    19,039.30x = 168,235,651.14
  5. Step 5: Solve for x
    x = 168,235,651.14/19,039.30
  6. Step 6: Final answer
    x = 8,836.23

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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.