Home / 26,453.26-39,686.56-12,214.86

Finding the Fourth Proportional to 26,453.26, 39,686.56 and 12,214.86

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Solution

The fourth proportional to 26,453.26, 39,686.56 and 12,214.86 is: 18,325.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,453.26 : 39,686.56 = 12,214.86 : x
  2. Step 2: Convert to fraction form
    26,453.26/39,686.56 = 12,214.86/x
  3. Step 3: Cross multiply
    26,453.26x = 39,686.56 × 12,214.86
  4. Step 4: Simplify right side
    26,453.26x = 484,765,774.28
  5. Step 5: Solve for x
    x = 484,765,774.28/26,453.26
  6. Step 6: Final answer
    x = 18,325.37

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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.