Home / 36,246.51-54,347.42-12,548.54

Finding the Fourth Proportional to 36,246.51, 54,347.42 and 12,548.54

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Solution

The fourth proportional to 36,246.51, 54,347.42 and 12,548.54 is: 18,815.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,246.51 : 54,347.42 = 12,548.54 : x
  2. Step 2: Convert to fraction form
    36,246.51/54,347.42 = 12,548.54/x
  3. Step 3: Cross multiply
    36,246.51x = 54,347.42 × 12,548.54
  4. Step 4: Simplify right side
    36,246.51x = 681,980,439.29
  5. Step 5: Solve for x
    x = 681,980,439.29/36,246.51
  6. Step 6: Final answer
    x = 18,815.06

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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.