Home / 18,338.64-27,483.32-10,006.18

Finding the Fourth Proportional to 18,338.64, 27,483.32 and 10,006.18

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Solution

The fourth proportional to 18,338.64, 27,483.32 and 10,006.18 is: 14,995.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338.64 : 27,483.32 = 10,006.18 : x
  2. Step 2: Convert to fraction form
    18,338.64/27,483.32 = 10,006.18/x
  3. Step 3: Cross multiply
    18,338.64x = 27,483.32 × 10,006.18
  4. Step 4: Simplify right side
    18,338.64x = 275,003,046.92
  5. Step 5: Solve for x
    x = 275,003,046.92/18,338.64
  6. Step 6: Final answer
    x = 14,995.83

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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.