Home / 25,427.91-38,141.87-9,845.54

Finding the Fourth Proportional to 25,427.91, 38,141.87 and 9,845.54

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Solution

The fourth proportional to 25,427.91, 38,141.87 and 9,845.54 is: 14,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,427.91 : 38,141.87 = 9,845.54 : x
  2. Step 2: Convert to fraction form
    25,427.91/38,141.87 = 9,845.54/x
  3. Step 3: Cross multiply
    25,427.91x = 38,141.87 × 9,845.54
  4. Step 4: Simplify right side
    25,427.91x = 375,527,066.82
  5. Step 5: Solve for x
    x = 375,527,066.82/25,427.91
  6. Step 6: Final answer
    x = 14,768.30

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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.