Home / 22,622.32-33,931.68-10,143.04

Finding the Fourth Proportional to 22,622.32, 33,931.68 and 10,143.04

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Solution

The fourth proportional to 22,622.32, 33,931.68 and 10,143.04 is: 15,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,622.32 : 33,931.68 = 10,143.04 : x
  2. Step 2: Convert to fraction form
    22,622.32/33,931.68 = 10,143.04/x
  3. Step 3: Cross multiply
    22,622.32x = 33,931.68 × 10,143.04
  4. Step 4: Simplify right side
    22,622.32x = 344,170,387.51
  5. Step 5: Solve for x
    x = 344,170,387.51/22,622.32
  6. Step 6: Final answer
    x = 15,213.75

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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.