Home / 29,529.13-40,749.32-16,100.65

Finding the Fourth Proportional to 29,529.13, 40,749.32 and 16,100.65

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Solution

The fourth proportional to 29,529.13, 40,749.32 and 16,100.65 is: 22,218.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,529.13 : 40,749.32 = 16,100.65 : x
  2. Step 2: Convert to fraction form
    29,529.13/40,749.32 = 16,100.65/x
  3. Step 3: Cross multiply
    29,529.13x = 40,749.32 × 16,100.65
  4. Step 4: Simplify right side
    29,529.13x = 656,090,402.43
  5. Step 5: Solve for x
    x = 656,090,402.43/29,529.13
  6. Step 6: Final answer
    x = 22,218.41

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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.