Home / 25,942.25-38,913.38-20,027.77

Finding the Fourth Proportional to 25,942.25, 38,913.38 and 20,027.77

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Solution

The fourth proportional to 25,942.25, 38,913.38 and 20,027.77 is: 30,041.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,942.25 : 38,913.38 = 20,027.77 : x
  2. Step 2: Convert to fraction form
    25,942.25/38,913.38 = 20,027.77/x
  3. Step 3: Cross multiply
    25,942.25x = 38,913.38 × 20,027.77
  4. Step 4: Simplify right side
    25,942.25x = 779,348,156.97
  5. Step 5: Solve for x
    x = 779,348,156.97/25,942.25
  6. Step 6: Final answer
    x = 30,041.66

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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.