Home / 18,350.28-27,509.83-7,264.76

Finding the Fourth Proportional to 18,350.28, 27,509.83 and 7,264.76

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Solution

The fourth proportional to 18,350.28, 27,509.83 and 7,264.76 is: 10,890.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.28 : 27,509.83 = 7,264.76 : x
  2. Step 2: Convert to fraction form
    18,350.28/27,509.83 = 7,264.76/x
  3. Step 3: Cross multiply
    18,350.28x = 27,509.83 × 7,264.76
  4. Step 4: Simplify right side
    18,350.28x = 199,852,156.88
  5. Step 5: Solve for x
    x = 199,852,156.88/18,350.28
  6. Step 6: Final answer
    x = 10,890.96

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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.