Home / 22,491.20-33,733.62-14,145.76

Finding the Fourth Proportional to 22,491.20, 33,733.62 and 14,145.76

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Solution

The fourth proportional to 22,491.20, 33,733.62 and 14,145.76 is: 21,216.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,491.20 : 33,733.62 = 14,145.76 : x
  2. Step 2: Convert to fraction form
    22,491.20/33,733.62 = 14,145.76/x
  3. Step 3: Cross multiply
    22,491.20x = 33,733.62 × 14,145.76
  4. Step 4: Simplify right side
    22,491.20x = 477,187,692.45
  5. Step 5: Solve for x
    x = 477,187,692.45/22,491.20
  6. Step 6: Final answer
    x = 21,216.64

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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.