Home / 26,219.84-36,148-25,404.48

Finding the Fourth Proportional to 26,219.84, 36,148 and 25,404.48

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Solution

The fourth proportional to 26,219.84, 36,148 and 25,404.48 is: 35,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,219.84 : 36,148 = 25,404.48 : x
  2. Step 2: Convert to fraction form
    26,219.84/36,148 = 25,404.48/x
  3. Step 3: Cross multiply
    26,219.84x = 36,148 × 25,404.48
  4. Step 4: Simplify right side
    26,219.84x = 918,321,143.04
  5. Step 5: Solve for x
    x = 918,321,143.04/26,219.84
  6. Step 6: Final answer
    x = 35,023.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.