Home / 25,947.05-38,920.61-7,227.14

Finding the Fourth Proportional to 25,947.05, 38,920.61 and 7,227.14

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Solution

The fourth proportional to 25,947.05, 38,920.61 and 7,227.14 is: 10,840.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,947.05 : 38,920.61 = 7,227.14 : x
  2. Step 2: Convert to fraction form
    25,947.05/38,920.61 = 7,227.14/x
  3. Step 3: Cross multiply
    25,947.05x = 38,920.61 × 7,227.14
  4. Step 4: Simplify right side
    25,947.05x = 281,284,697.36
  5. Step 5: Solve for x
    x = 281,284,697.36/25,947.05
  6. Step 6: Final answer
    x = 10,840.72

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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.