Home / 27,786.99-41,649.91-13,726.20

Finding the Fourth Proportional to 27,786.99, 41,649.91 and 13,726.20

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Solution

The fourth proportional to 27,786.99, 41,649.91 and 13,726.20 is: 20,574.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,786.99 : 41,649.91 = 13,726.20 : x
  2. Step 2: Convert to fraction form
    27,786.99/41,649.91 = 13,726.20/x
  3. Step 3: Cross multiply
    27,786.99x = 41,649.91 × 13,726.20
  4. Step 4: Simplify right side
    27,786.99x = 571,695,116.51
  5. Step 5: Solve for x
    x = 571,695,116.51/27,786.99
  6. Step 6: Final answer
    x = 20,574.20

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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.