Home / 34,871.56-52,290.33-12,374.62

Finding the Fourth Proportional to 34,871.56, 52,290.33 and 12,374.62

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Solution

The fourth proportional to 34,871.56, 52,290.33 and 12,374.62 is: 18,555.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,871.56 : 52,290.33 = 12,374.62 : x
  2. Step 2: Convert to fraction form
    34,871.56/52,290.33 = 12,374.62/x
  3. Step 3: Cross multiply
    34,871.56x = 52,290.33 × 12,374.62
  4. Step 4: Simplify right side
    34,871.56x = 647,072,963.42
  5. Step 5: Solve for x
    x = 647,072,963.42/34,871.56
  6. Step 6: Final answer
    x = 18,555.89

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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.