Home / 27,328.26-37,715.69-15,997.08

Finding the Fourth Proportional to 27,328.26, 37,715.69 and 15,997.08

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Solution

The fourth proportional to 27,328.26, 37,715.69 and 15,997.08 is: 22,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,328.26 : 37,715.69 = 15,997.08 : x
  2. Step 2: Convert to fraction form
    27,328.26/37,715.69 = 15,997.08/x
  3. Step 3: Cross multiply
    27,328.26x = 37,715.69 × 15,997.08
  4. Step 4: Simplify right side
    27,328.26x = 603,340,910.19
  5. Step 5: Solve for x
    x = 603,340,910.19/27,328.26
  6. Step 6: Final answer
    x = 22,077.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.