Home / 26,339.32-39,508.44-7,618.60

Finding the Fourth Proportional to 26,339.32, 39,508.44 and 7,618.60

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Solution

The fourth proportional to 26,339.32, 39,508.44 and 7,618.60 is: 11,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,339.32 : 39,508.44 = 7,618.60 : x
  2. Step 2: Convert to fraction form
    26,339.32/39,508.44 = 7,618.60/x
  3. Step 3: Cross multiply
    26,339.32x = 39,508.44 × 7,618.60
  4. Step 4: Simplify right side
    26,339.32x = 300,999,000.98
  5. Step 5: Solve for x
    x = 300,999,000.98/26,339.32
  6. Step 6: Final answer
    x = 11,427.74

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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.