Home / 51,213.06-70,674.64-29,707.79

Finding the Fourth Proportional to 51,213.06, 70,674.64 and 29,707.79

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Solution

The fourth proportional to 51,213.06, 70,674.64 and 29,707.79 is: 40,997.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,213.06 : 70,674.64 = 29,707.79 : x
  2. Step 2: Convert to fraction form
    51,213.06/70,674.64 = 29,707.79/x
  3. Step 3: Cross multiply
    51,213.06x = 70,674.64 × 29,707.79
  4. Step 4: Simplify right side
    51,213.06x = 2,099,586,935.80
  5. Step 5: Solve for x
    x = 2,099,586,935.80/51,213.06
  6. Step 6: Final answer
    x = 40,997.10

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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.