Home / 26,380.32-36,417.66-16,964.88

Finding the Fourth Proportional to 26,380.32, 36,417.66 and 16,964.88

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Solution

The fourth proportional to 26,380.32, 36,417.66 and 16,964.88 is: 23,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.32 : 36,417.66 = 16,964.88 : x
  2. Step 2: Convert to fraction form
    26,380.32/36,417.66 = 16,964.88/x
  3. Step 3: Cross multiply
    26,380.32x = 36,417.66 × 16,964.88
  4. Step 4: Simplify right side
    26,380.32x = 617,821,231.78
  5. Step 5: Solve for x
    x = 617,821,231.78/26,380.32
  6. Step 6: Final answer
    x = 23,419.78

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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.