Home / 19,057.14-28,588.47-5,910.57

Finding the Fourth Proportional to 19,057.14, 28,588.47 and 5,910.57

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Solution

The fourth proportional to 19,057.14, 28,588.47 and 5,910.57 is: 8,866.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,057.14 : 28,588.47 = 5,910.57 : x
  2. Step 2: Convert to fraction form
    19,057.14/28,588.47 = 5,910.57/x
  3. Step 3: Cross multiply
    19,057.14x = 28,588.47 × 5,910.57
  4. Step 4: Simplify right side
    19,057.14x = 168,974,153.13
  5. Step 5: Solve for x
    x = 168,974,153.13/19,057.14
  6. Step 6: Final answer
    x = 8,866.71

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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.