Home / 22,287.17-33,389.75-13,965.64

Finding the Fourth Proportional to 22,287.17, 33,389.75 and 13,965.64

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Solution

The fourth proportional to 22,287.17, 33,389.75 and 13,965.64 is: 20,922.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,287.17 : 33,389.75 = 13,965.64 : x
  2. Step 2: Convert to fraction form
    22,287.17/33,389.75 = 13,965.64/x
  3. Step 3: Cross multiply
    22,287.17x = 33,389.75 × 13,965.64
  4. Step 4: Simplify right side
    22,287.17x = 466,309,179.63
  5. Step 5: Solve for x
    x = 466,309,179.63/22,287.17
  6. Step 6: Final answer
    x = 20,922.76

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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.