Home / 25,340.68-38,016.44-7,572.76

Finding the Fourth Proportional to 25,340.68, 38,016.44 and 7,572.76

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Solution

The fourth proportional to 25,340.68, 38,016.44 and 7,572.76 is: 11,360.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340.68 : 38,016.44 = 7,572.76 : x
  2. Step 2: Convert to fraction form
    25,340.68/38,016.44 = 7,572.76/x
  3. Step 3: Cross multiply
    25,340.68x = 38,016.44 × 7,572.76
  4. Step 4: Simplify right side
    25,340.68x = 287,889,271.67
  5. Step 5: Solve for x
    x = 287,889,271.67/25,340.68
  6. Step 6: Final answer
    x = 11,360.76

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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.