Home / 22,423.97-33,619.55-7,628.91

Finding the Fourth Proportional to 22,423.97, 33,619.55 and 7,628.91

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Solution

The fourth proportional to 22,423.97, 33,619.55 and 7,628.91 is: 11,437.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,423.97 : 33,619.55 = 7,628.91 : x
  2. Step 2: Convert to fraction form
    22,423.97/33,619.55 = 7,628.91/x
  3. Step 3: Cross multiply
    22,423.97x = 33,619.55 × 7,628.91
  4. Step 4: Simplify right side
    22,423.97x = 256,480,483.05
  5. Step 5: Solve for x
    x = 256,480,483.05/22,423.97
  6. Step 6: Final answer
    x = 11,437.78

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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.