Home / 18,341.91-27,514.08-5,193.18

Finding the Fourth Proportional to 18,341.91, 27,514.08 and 5,193.18

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Solution

The fourth proportional to 18,341.91, 27,514.08 and 5,193.18 is: 7,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341.91 : 27,514.08 = 5,193.18 : x
  2. Step 2: Convert to fraction form
    18,341.91/27,514.08 = 5,193.18/x
  3. Step 3: Cross multiply
    18,341.91x = 27,514.08 × 5,193.18
  4. Step 4: Simplify right side
    18,341.91x = 142,885,569.97
  5. Step 5: Solve for x
    x = 142,885,569.97/18,341.91
  6. Step 6: Final answer
    x = 7,790.11

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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.