Home / 25,026.80-37,558.68-20,155.22

Finding the Fourth Proportional to 25,026.80, 37,558.68 and 20,155.22

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Solution

The fourth proportional to 25,026.80, 37,558.68 and 20,155.22 is: 30,247.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,026.80 : 37,558.68 = 20,155.22 : x
  2. Step 2: Convert to fraction form
    25,026.80/37,558.68 = 20,155.22/x
  3. Step 3: Cross multiply
    25,026.80x = 37,558.68 × 20,155.22
  4. Step 4: Simplify right side
    25,026.80x = 757,003,458.31
  5. Step 5: Solve for x
    x = 757,003,458.31/25,026.80
  6. Step 6: Final answer
    x = 30,247.71

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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.