Home / 26,223.74-36,206.64-20,163.32

Finding the Fourth Proportional to 26,223.74, 36,206.64 and 20,163.32

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Solution

The fourth proportional to 26,223.74, 36,206.64 and 20,163.32 is: 27,839.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,223.74 : 36,206.64 = 20,163.32 : x
  2. Step 2: Convert to fraction form
    26,223.74/36,206.64 = 20,163.32/x
  3. Step 3: Cross multiply
    26,223.74x = 36,206.64 × 20,163.32
  4. Step 4: Simplify right side
    26,223.74x = 730,045,887.41
  5. Step 5: Solve for x
    x = 730,045,887.41/26,223.74
  6. Step 6: Final answer
    x = 27,839.13

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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.