Home / 26,548.80-36,633.96-15,647.64

Finding the Fourth Proportional to 26,548.80, 36,633.96 and 15,647.64

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Solution

The fourth proportional to 26,548.80, 36,633.96 and 15,647.64 is: 21,591.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,548.80 : 36,633.96 = 15,647.64 : x
  2. Step 2: Convert to fraction form
    26,548.80/36,633.96 = 15,647.64/x
  3. Step 3: Cross multiply
    26,548.80x = 36,633.96 × 15,647.64
  4. Step 4: Simplify right side
    26,548.80x = 573,235,017.85
  5. Step 5: Solve for x
    x = 573,235,017.85/26,548.80
  6. Step 6: Final answer
    x = 21,591.75

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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.