Home / 22,621.68-33,948.06-10,155.60

Finding the Fourth Proportional to 22,621.68, 33,948.06 and 10,155.60

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Solution

The fourth proportional to 22,621.68, 33,948.06 and 10,155.60 is: 15,240.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,621.68 : 33,948.06 = 10,155.60 : x
  2. Step 2: Convert to fraction form
    22,621.68/33,948.06 = 10,155.60/x
  3. Step 3: Cross multiply
    22,621.68x = 33,948.06 × 10,155.60
  4. Step 4: Simplify right side
    22,621.68x = 344,762,918.14
  5. Step 5: Solve for x
    x = 344,762,918.14/22,621.68
  6. Step 6: Final answer
    x = 15,240.38

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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.