Home / 26,431.72-36,465.06-18,033.64

Finding the Fourth Proportional to 26,431.72, 36,465.06 and 18,033.64

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Solution

The fourth proportional to 26,431.72, 36,465.06 and 18,033.64 is: 24,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,431.72 : 36,465.06 = 18,033.64 : x
  2. Step 2: Convert to fraction form
    26,431.72/36,465.06 = 18,033.64/x
  3. Step 3: Cross multiply
    26,431.72x = 36,465.06 × 18,033.64
  4. Step 4: Simplify right side
    26,431.72x = 657,597,764.62
  5. Step 5: Solve for x
    x = 657,597,764.62/26,431.72
  6. Step 6: Final answer
    x = 24,879.11

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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.