Home / 22,201.45-33,285.78-10,501

Finding the Fourth Proportional to 22,201.45, 33,285.78 and 10,501

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Solution

The fourth proportional to 22,201.45, 33,285.78 and 10,501 is: 15,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,201.45 : 33,285.78 = 10,501 : x
  2. Step 2: Convert to fraction form
    22,201.45/33,285.78 = 10,501/x
  3. Step 3: Cross multiply
    22,201.45x = 33,285.78 × 10,501
  4. Step 4: Simplify right side
    22,201.45x = 349,533,975.78
  5. Step 5: Solve for x
    x = 349,533,975.78/22,201.45
  6. Step 6: Final answer
    x = 15,743.75

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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.