Home / 29,213.16-43,786.84-14,390.68

Finding the Fourth Proportional to 29,213.16, 43,786.84 and 14,390.68

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Solution

The fourth proportional to 29,213.16, 43,786.84 and 14,390.68 is: 21,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,213.16 : 43,786.84 = 14,390.68 : x
  2. Step 2: Convert to fraction form
    29,213.16/43,786.84 = 14,390.68/x
  3. Step 3: Cross multiply
    29,213.16x = 43,786.84 × 14,390.68
  4. Step 4: Simplify right side
    29,213.16x = 630,122,402.65
  5. Step 5: Solve for x
    x = 630,122,402.65/29,213.16
  6. Step 6: Final answer
    x = 21,569.81

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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.