Home / 26,202.18-36,162.10-15,449.43

Finding the Fourth Proportional to 26,202.18, 36,162.10 and 15,449.43

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Solution

The fourth proportional to 26,202.18, 36,162.10 and 15,449.43 is: 21,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,202.18 : 36,162.10 = 15,449.43 : x
  2. Step 2: Convert to fraction form
    26,202.18/36,162.10 = 15,449.43/x
  3. Step 3: Cross multiply
    26,202.18x = 36,162.10 × 15,449.43
  4. Step 4: Simplify right side
    26,202.18x = 558,683,832.60
  5. Step 5: Solve for x
    x = 558,683,832.60/26,202.18
  6. Step 6: Final answer
    x = 21,322.04

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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.