Home / 26,511.60-39,754.44-15,422.16

Finding the Fourth Proportional to 26,511.60, 39,754.44 and 15,422.16

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Solution

The fourth proportional to 26,511.60, 39,754.44 and 15,422.16 is: 23,125.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,511.60 : 39,754.44 = 15,422.16 : x
  2. Step 2: Convert to fraction form
    26,511.60/39,754.44 = 15,422.16/x
  3. Step 3: Cross multiply
    26,511.60x = 39,754.44 × 15,422.16
  4. Step 4: Simplify right side
    26,511.60x = 613,099,334.39
  5. Step 5: Solve for x
    x = 613,099,334.39/26,511.60
  6. Step 6: Final answer
    x = 23,125.70

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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.