Home / 26,857.71-40,206.38-22,155.66

Finding the Fourth Proportional to 26,857.71, 40,206.38 and 22,155.66

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Solution

The fourth proportional to 26,857.71, 40,206.38 and 22,155.66 is: 33,167.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.71 : 40,206.38 = 22,155.66 : x
  2. Step 2: Convert to fraction form
    26,857.71/40,206.38 = 22,155.66/x
  3. Step 3: Cross multiply
    26,857.71x = 40,206.38 × 22,155.66
  4. Step 4: Simplify right side
    26,857.71x = 890,798,774.33
  5. Step 5: Solve for x
    x = 890,798,774.33/26,857.71
  6. Step 6: Final answer
    x = 33,167.34

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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.