Home / 22,453.58-33,754.19-20,829.74

Finding the Fourth Proportional to 22,453.58, 33,754.19 and 20,829.74

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Solution

The fourth proportional to 22,453.58, 33,754.19 and 20,829.74 is: 31,313.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,453.58 : 33,754.19 = 20,829.74 : x
  2. Step 2: Convert to fraction form
    22,453.58/33,754.19 = 20,829.74/x
  3. Step 3: Cross multiply
    22,453.58x = 33,754.19 × 20,829.74
  4. Step 4: Simplify right side
    22,453.58x = 703,090,728.69
  5. Step 5: Solve for x
    x = 703,090,728.69/22,453.58
  6. Step 6: Final answer
    x = 31,313.09

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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.