Home / 25,490.56-38,226.12-7,717.52

Finding the Fourth Proportional to 25,490.56, 38,226.12 and 7,717.52

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Solution

The fourth proportional to 25,490.56, 38,226.12 and 7,717.52 is: 11,573.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.56 : 38,226.12 = 7,717.52 : x
  2. Step 2: Convert to fraction form
    25,490.56/38,226.12 = 7,717.52/x
  3. Step 3: Cross multiply
    25,490.56x = 38,226.12 × 7,717.52
  4. Step 4: Simplify right side
    25,490.56x = 295,010,845.62
  5. Step 5: Solve for x
    x = 295,010,845.62/25,490.56
  6. Step 6: Final answer
    x = 11,573.34

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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.