Home / 27,983.67-38,625.60-22,357.59

Finding the Fourth Proportional to 27,983.67, 38,625.60 and 22,357.59

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Solution

The fourth proportional to 27,983.67, 38,625.60 and 22,357.59 is: 30,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.67 : 38,625.60 = 22,357.59 : x
  2. Step 2: Convert to fraction form
    27,983.67/38,625.60 = 22,357.59/x
  3. Step 3: Cross multiply
    27,983.67x = 38,625.60 × 22,357.59
  4. Step 4: Simplify right side
    27,983.67x = 863,575,328.30
  5. Step 5: Solve for x
    x = 863,575,328.30/27,983.67
  6. Step 6: Final answer
    x = 30,859.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.