Home / 22,147.81-33,167.75-14,646.80

Finding the Fourth Proportional to 22,147.81, 33,167.75 and 14,646.80

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Solution

The fourth proportional to 22,147.81, 33,167.75 and 14,646.80 is: 21,934.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.81 : 33,167.75 = 14,646.80 : x
  2. Step 2: Convert to fraction form
    22,147.81/33,167.75 = 14,646.80/x
  3. Step 3: Cross multiply
    22,147.81x = 33,167.75 × 14,646.80
  4. Step 4: Simplify right side
    22,147.81x = 485,801,410.39
  5. Step 5: Solve for x
    x = 485,801,410.39/22,147.81
  6. Step 6: Final answer
    x = 21,934.51

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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.