Home / 29,822.80-41,151.93-16,391.86

Finding the Fourth Proportional to 29,822.80, 41,151.93 and 16,391.86

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Solution

The fourth proportional to 29,822.80, 41,151.93 and 16,391.86 is: 22,618.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,822.80 : 41,151.93 = 16,391.86 : x
  2. Step 2: Convert to fraction form
    29,822.80/41,151.93 = 16,391.86/x
  3. Step 3: Cross multiply
    29,822.80x = 41,151.93 × 16,391.86
  4. Step 4: Simplify right side
    29,822.80x = 674,556,675.29
  5. Step 5: Solve for x
    x = 674,556,675.29/29,822.80
  6. Step 6: Final answer
    x = 22,618.82

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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.