Home / 34,631.32-51,947.39-12,460.54

Finding the Fourth Proportional to 34,631.32, 51,947.39 and 12,460.54

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Solution

The fourth proportional to 34,631.32, 51,947.39 and 12,460.54 is: 18,690.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,631.32 : 51,947.39 = 12,460.54 : x
  2. Step 2: Convert to fraction form
    34,631.32/51,947.39 = 12,460.54/x
  3. Step 3: Cross multiply
    34,631.32x = 51,947.39 × 12,460.54
  4. Step 4: Simplify right side
    34,631.32x = 647,292,530.99
  5. Step 5: Solve for x
    x = 647,292,530.99/34,631.32
  6. Step 6: Final answer
    x = 18,690.96

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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.