Home / 26,743.72-40,115.58-12,883

Finding the Fourth Proportional to 26,743.72, 40,115.58 and 12,883

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Solution

The fourth proportional to 26,743.72, 40,115.58 and 12,883 is: 19,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743.72 : 40,115.58 = 12,883 : x
  2. Step 2: Convert to fraction form
    26,743.72/40,115.58 = 12,883/x
  3. Step 3: Cross multiply
    26,743.72x = 40,115.58 × 12,883
  4. Step 4: Simplify right side
    26,743.72x = 516,809,017.14
  5. Step 5: Solve for x
    x = 516,809,017.14/26,743.72
  6. Step 6: Final answer
    x = 19,324.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.