Home / 15,072.51-22,605.69-5,709.33

Finding the Fourth Proportional to 15,072.51, 22,605.69 and 5,709.33

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Solution

The fourth proportional to 15,072.51, 22,605.69 and 5,709.33 is: 8,562.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,072.51 : 22,605.69 = 5,709.33 : x
  2. Step 2: Convert to fraction form
    15,072.51/22,605.69 = 5,709.33/x
  3. Step 3: Cross multiply
    15,072.51x = 22,605.69 × 5,709.33
  4. Step 4: Simplify right side
    15,072.51x = 129,063,344.09
  5. Step 5: Solve for x
    x = 129,063,344.09/15,072.51
  6. Step 6: Final answer
    x = 8,562.83

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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.