Home / 52,991.74-79,475.26-19,727.47

Finding the Fourth Proportional to 52,991.74, 79,475.26 and 19,727.47

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Solution

The fourth proportional to 52,991.74, 79,475.26 and 19,727.47 is: 29,586.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,991.74 : 79,475.26 = 19,727.47 : x
  2. Step 2: Convert to fraction form
    52,991.74/79,475.26 = 19,727.47/x
  3. Step 3: Cross multiply
    52,991.74x = 79,475.26 × 19,727.47
  4. Step 4: Simplify right side
    52,991.74x = 1,567,845,807.39
  5. Step 5: Solve for x
    x = 1,567,845,807.39/52,991.74
  6. Step 6: Final answer
    x = 29,586.61

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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.