Home / 22,139.78-33,154.97-16,503.93

Finding the Fourth Proportional to 22,139.78, 33,154.97 and 16,503.93

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Solution

The fourth proportional to 22,139.78, 33,154.97 and 16,503.93 is: 24,715.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139.78 : 33,154.97 = 16,503.93 : x
  2. Step 2: Convert to fraction form
    22,139.78/33,154.97 = 16,503.93/x
  3. Step 3: Cross multiply
    22,139.78x = 33,154.97 × 16,503.93
  4. Step 4: Simplify right side
    22,139.78x = 547,187,221.51
  5. Step 5: Solve for x
    x = 547,187,221.51/22,139.78
  6. Step 6: Final answer
    x = 24,715.12

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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.