Home / 26,622.62-39,930.47-7,902.28

Finding the Fourth Proportional to 26,622.62, 39,930.47 and 7,902.28

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Solution

The fourth proportional to 26,622.62, 39,930.47 and 7,902.28 is: 11,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,622.62 : 39,930.47 = 7,902.28 : x
  2. Step 2: Convert to fraction form
    26,622.62/39,930.47 = 7,902.28/x
  3. Step 3: Cross multiply
    26,622.62x = 39,930.47 × 7,902.28
  4. Step 4: Simplify right side
    26,622.62x = 315,541,824.14
  5. Step 5: Solve for x
    x = 315,541,824.14/26,622.62
  6. Step 6: Final answer
    x = 11,852.40

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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.