Home / 27,869.03-41,817.21-13,079.15

Finding the Fourth Proportional to 27,869.03, 41,817.21 and 13,079.15

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Solution

The fourth proportional to 27,869.03, 41,817.21 and 13,079.15 is: 19,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,869.03 : 41,817.21 = 13,079.15 : x
  2. Step 2: Convert to fraction form
    27,869.03/41,817.21 = 13,079.15/x
  3. Step 3: Cross multiply
    27,869.03x = 41,817.21 × 13,079.15
  4. Step 4: Simplify right side
    27,869.03x = 546,933,287.69
  5. Step 5: Solve for x
    x = 546,933,287.69/27,869.03
  6. Step 6: Final answer
    x = 19,625.13

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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.