Home / 55,491.26-83,244.78-18,039.29

Finding the Fourth Proportional to 55,491.26, 83,244.78 and 18,039.29

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Solution

The fourth proportional to 55,491.26, 83,244.78 and 18,039.29 is: 27,061.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,491.26 : 83,244.78 = 18,039.29 : x
  2. Step 2: Convert to fraction form
    55,491.26/83,244.78 = 18,039.29/x
  3. Step 3: Cross multiply
    55,491.26x = 83,244.78 × 18,039.29
  4. Step 4: Simplify right side
    55,491.26x = 1,501,676,311.18
  5. Step 5: Solve for x
    x = 1,501,676,311.18/55,491.26
  6. Step 6: Final answer
    x = 27,061.49

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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.