Home / 25,138.59-37,723.78-14,052.56

Finding the Fourth Proportional to 25,138.59, 37,723.78 and 14,052.56

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Solution

The fourth proportional to 25,138.59, 37,723.78 and 14,052.56 is: 21,087.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,138.59 : 37,723.78 = 14,052.56 : x
  2. Step 2: Convert to fraction form
    25,138.59/37,723.78 = 14,052.56/x
  3. Step 3: Cross multiply
    25,138.59x = 37,723.78 × 14,052.56
  4. Step 4: Simplify right side
    25,138.59x = 530,115,431.78
  5. Step 5: Solve for x
    x = 530,115,431.78/25,138.59
  6. Step 6: Final answer
    x = 21,087.72

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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.