Home / 26,656.36-36,785.82-14,720.20

Finding the Fourth Proportional to 26,656.36, 36,785.82 and 14,720.20

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Solution

The fourth proportional to 26,656.36, 36,785.82 and 14,720.20 is: 20,313.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,656.36 : 36,785.82 = 14,720.20 : x
  2. Step 2: Convert to fraction form
    26,656.36/36,785.82 = 14,720.20/x
  3. Step 3: Cross multiply
    26,656.36x = 36,785.82 × 14,720.20
  4. Step 4: Simplify right side
    26,656.36x = 541,494,627.56
  5. Step 5: Solve for x
    x = 541,494,627.56/26,656.36
  6. Step 6: Final answer
    x = 20,313.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.