Home / 29,550.09-40,777.59-16,121.22

Finding the Fourth Proportional to 29,550.09, 40,777.59 and 16,121.22

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Solution

The fourth proportional to 29,550.09, 40,777.59 and 16,121.22 is: 22,246.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,550.09 : 40,777.59 = 16,121.22 : x
  2. Step 2: Convert to fraction form
    29,550.09/40,777.59 = 16,121.22/x
  3. Step 3: Cross multiply
    29,550.09x = 40,777.59 × 16,121.22
  4. Step 4: Simplify right side
    29,550.09x = 657,384,499.46
  5. Step 5: Solve for x
    x = 657,384,499.46/29,550.09
  6. Step 6: Final answer
    x = 22,246.45

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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.