Home / 25,313.20-38,042.70-22,105.60

Finding the Fourth Proportional to 25,313.20, 38,042.70 and 22,105.60

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Solution

The fourth proportional to 25,313.20, 38,042.70 and 22,105.60 is: 33,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313.20 : 38,042.70 = 22,105.60 : x
  2. Step 2: Convert to fraction form
    25,313.20/38,042.70 = 22,105.60/x
  3. Step 3: Cross multiply
    25,313.20x = 38,042.70 × 22,105.60
  4. Step 4: Simplify right side
    25,313.20x = 840,956,709.12
  5. Step 5: Solve for x
    x = 840,956,709.12/25,313.20
  6. Step 6: Final answer
    x = 33,222.06

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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.