Home / 53,089.44-79,683.39-26,812.62

Finding the Fourth Proportional to 53,089.44, 79,683.39 and 26,812.62

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Solution

The fourth proportional to 53,089.44, 79,683.39 and 26,812.62 is: 40,243.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,089.44 : 79,683.39 = 26,812.62 : x
  2. Step 2: Convert to fraction form
    53,089.44/79,683.39 = 26,812.62/x
  3. Step 3: Cross multiply
    53,089.44x = 79,683.39 × 26,812.62
  4. Step 4: Simplify right side
    53,089.44x = 2,136,519,923.90
  5. Step 5: Solve for x
    x = 2,136,519,923.90/53,089.44
  6. Step 6: Final answer
    x = 40,243.79

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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.