Home / 26,887.80-40,348.26-17,013.48

Finding the Fourth Proportional to 26,887.80, 40,348.26 and 17,013.48

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Solution

The fourth proportional to 26,887.80, 40,348.26 and 17,013.48 is: 25,530.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887.80 : 40,348.26 = 17,013.48 : x
  2. Step 2: Convert to fraction form
    26,887.80/40,348.26 = 17,013.48/x
  3. Step 3: Cross multiply
    26,887.80x = 40,348.26 × 17,013.48
  4. Step 4: Simplify right side
    26,887.80x = 686,464,314.54
  5. Step 5: Solve for x
    x = 686,464,314.54/26,887.80
  6. Step 6: Final answer
    x = 25,530.70

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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.