Home / 18,037.82-27,057.20-8,547.91

Finding the Fourth Proportional to 18,037.82, 27,057.20 and 8,547.91

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Solution

The fourth proportional to 18,037.82, 27,057.20 and 8,547.91 is: 12,822.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.82 : 27,057.20 = 8,547.91 : x
  2. Step 2: Convert to fraction form
    18,037.82/27,057.20 = 8,547.91/x
  3. Step 3: Cross multiply
    18,037.82x = 27,057.20 × 8,547.91
  4. Step 4: Simplify right side
    18,037.82x = 231,282,332.43
  5. Step 5: Solve for x
    x = 231,282,332.43/18,037.82
  6. Step 6: Final answer
    x = 12,822.08

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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.