Home / 34,429.52-51,648.40-12,245.16

Finding the Fourth Proportional to 34,429.52, 51,648.40 and 12,245.16

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Solution

The fourth proportional to 34,429.52, 51,648.40 and 12,245.16 is: 18,369.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,429.52 : 51,648.40 = 12,245.16 : x
  2. Step 2: Convert to fraction form
    34,429.52/51,648.40 = 12,245.16/x
  3. Step 3: Cross multiply
    34,429.52x = 51,648.40 × 12,245.16
  4. Step 4: Simplify right side
    34,429.52x = 632,442,921.74
  5. Step 5: Solve for x
    x = 632,442,921.74/34,429.52
  6. Step 6: Final answer
    x = 18,369.21

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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.