Home / 26,218.96-36,157-17,722.32

Finding the Fourth Proportional to 26,218.96, 36,157 and 17,722.32

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Solution

The fourth proportional to 26,218.96, 36,157 and 17,722.32 is: 24,439.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218.96 : 36,157 = 17,722.32 : x
  2. Step 2: Convert to fraction form
    26,218.96/36,157 = 17,722.32/x
  3. Step 3: Cross multiply
    26,218.96x = 36,157 × 17,722.32
  4. Step 4: Simplify right side
    26,218.96x = 640,785,924.24
  5. Step 5: Solve for x
    x = 640,785,924.24/26,218.96
  6. Step 6: Final answer
    x = 24,439.79

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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.