Home / 26,929.52-37,165.08-15,755.12

Finding the Fourth Proportional to 26,929.52, 37,165.08 and 15,755.12

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Solution

The fourth proportional to 26,929.52, 37,165.08 and 15,755.12 is: 21,743.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.52 : 37,165.08 = 15,755.12 : x
  2. Step 2: Convert to fraction form
    26,929.52/37,165.08 = 15,755.12/x
  3. Step 3: Cross multiply
    26,929.52x = 37,165.08 × 15,755.12
  4. Step 4: Simplify right side
    26,929.52x = 585,540,295.21
  5. Step 5: Solve for x
    x = 585,540,295.21/26,929.52
  6. Step 6: Final answer
    x = 21,743.44

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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.