Home / 25,286.78-37,856.70-14,724.60

Finding the Fourth Proportional to 25,286.78, 37,856.70 and 14,724.60

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Solution

The fourth proportional to 25,286.78, 37,856.70 and 14,724.60 is: 22,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.78 : 37,856.70 = 14,724.60 : x
  2. Step 2: Convert to fraction form
    25,286.78/37,856.70 = 14,724.60/x
  3. Step 3: Cross multiply
    25,286.78x = 37,856.70 × 14,724.60
  4. Step 4: Simplify right side
    25,286.78x = 557,424,764.82
  5. Step 5: Solve for x
    x = 557,424,764.82/25,286.78
  6. Step 6: Final answer
    x = 22,044.12

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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.