Home / 22,142.79-33,167.34-17,907.87

Finding the Fourth Proportional to 22,142.79, 33,167.34 and 17,907.87

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Solution

The fourth proportional to 22,142.79, 33,167.34 and 17,907.87 is: 26,823.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,142.79 : 33,167.34 = 17,907.87 : x
  2. Step 2: Convert to fraction form
    22,142.79/33,167.34 = 17,907.87/x
  3. Step 3: Cross multiply
    22,142.79x = 33,167.34 × 17,907.87
  4. Step 4: Simplify right side
    22,142.79x = 593,956,412.97
  5. Step 5: Solve for x
    x = 593,956,412.97/22,142.79
  6. Step 6: Final answer
    x = 26,823.92

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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.