Home / 34,511.64-51,776.88-12,327.30

Finding the Fourth Proportional to 34,511.64, 51,776.88 and 12,327.30

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Solution

The fourth proportional to 34,511.64, 51,776.88 and 12,327.30 is: 18,494.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,511.64 : 51,776.88 = 12,327.30 : x
  2. Step 2: Convert to fraction form
    34,511.64/51,776.88 = 12,327.30/x
  3. Step 3: Cross multiply
    34,511.64x = 51,776.88 × 12,327.30
  4. Step 4: Simplify right side
    34,511.64x = 638,269,132.82
  5. Step 5: Solve for x
    x = 638,269,132.82/34,511.64
  6. Step 6: Final answer
    x = 18,494.31

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1.5x scale

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.