Home / 27,581.99-41,398.90-14,443.79

Finding the Fourth Proportional to 27,581.99, 41,398.90 and 14,443.79

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Solution

The fourth proportional to 27,581.99, 41,398.90 and 14,443.79 is: 21,679.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.99 : 41,398.90 = 14,443.79 : x
  2. Step 2: Convert to fraction form
    27,581.99/41,398.90 = 14,443.79/x
  3. Step 3: Cross multiply
    27,581.99x = 41,398.90 × 14,443.79
  4. Step 4: Simplify right side
    27,581.99x = 597,957,017.83
  5. Step 5: Solve for x
    x = 597,957,017.83/27,581.99
  6. Step 6: Final answer
    x = 21,679.26

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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.