Home / 22,287.34-33,408.51-13,973.20

Finding the Fourth Proportional to 22,287.34, 33,408.51 and 13,973.20

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Solution

The fourth proportional to 22,287.34, 33,408.51 and 13,973.20 is: 20,945.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,287.34 : 33,408.51 = 13,973.20 : x
  2. Step 2: Convert to fraction form
    22,287.34/33,408.51 = 13,973.20/x
  3. Step 3: Cross multiply
    22,287.34x = 33,408.51 × 13,973.20
  4. Step 4: Simplify right side
    22,287.34x = 466,823,791.93
  5. Step 5: Solve for x
    x = 466,823,791.93/22,287.34
  6. Step 6: Final answer
    x = 20,945.69

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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.