Home / 18,411.62-27,621.84-5,932.82

Finding the Fourth Proportional to 18,411.62, 27,621.84 and 5,932.82

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Solution

The fourth proportional to 18,411.62, 27,621.84 and 5,932.82 is: 8,900.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411.62 : 27,621.84 = 5,932.82 : x
  2. Step 2: Convert to fraction form
    18,411.62/27,621.84 = 5,932.82/x
  3. Step 3: Cross multiply
    18,411.62x = 27,621.84 × 5,932.82
  4. Step 4: Simplify right side
    18,411.62x = 163,875,266.68
  5. Step 5: Solve for x
    x = 163,875,266.68/18,411.62
  6. Step 6: Final answer
    x = 8,900.65

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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.