Home / 34,364.32-51,531.90-12,183.28

Finding the Fourth Proportional to 34,364.32, 51,531.90 and 12,183.28

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Solution

The fourth proportional to 34,364.32, 51,531.90 and 12,183.28 is: 18,269.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,364.32 : 51,531.90 = 12,183.28 : x
  2. Step 2: Convert to fraction form
    34,364.32/51,531.90 = 12,183.28/x
  3. Step 3: Cross multiply
    34,364.32x = 51,531.90 × 12,183.28
  4. Step 4: Simplify right side
    34,364.32x = 627,827,566.63
  5. Step 5: Solve for x
    x = 627,827,566.63/34,364.32
  6. Step 6: Final answer
    x = 18,269.75

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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.