Home / 55,466.10-83,211.30-18,019.80

Finding the Fourth Proportional to 55,466.10, 83,211.30 and 18,019.80

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Solution

The fourth proportional to 55,466.10, 83,211.30 and 18,019.80 is: 27,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,466.10 : 83,211.30 = 18,019.80 : x
  2. Step 2: Convert to fraction form
    55,466.10/83,211.30 = 18,019.80/x
  3. Step 3: Cross multiply
    55,466.10x = 83,211.30 × 18,019.80
  4. Step 4: Simplify right side
    55,466.10x = 1,499,450,983.74
  5. Step 5: Solve for x
    x = 1,499,450,983.74/55,466.10
  6. Step 6: Final answer
    x = 27,033.65

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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.