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Finding the Fourth Proportional to 22,037.53, 33,043.87 and 7,242.48

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Solution

The fourth proportional to 22,037.53, 33,043.87 and 7,242.48 is: 10,859.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,037.53 : 33,043.87 = 7,242.48 : x
  2. Step 2: Convert to fraction form
    22,037.53/33,043.87 = 7,242.48/x
  3. Step 3: Cross multiply
    22,037.53x = 33,043.87 × 7,242.48
  4. Step 4: Simplify right side
    22,037.53x = 239,319,567.60
  5. Step 5: Solve for x
    x = 239,319,567.60/22,037.53
  6. Step 6: Final answer
    x = 10,859.64

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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.