Home / 26,863.75-40,284.24-12,807.52

Finding the Fourth Proportional to 26,863.75, 40,284.24 and 12,807.52

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Solution

The fourth proportional to 26,863.75, 40,284.24 and 12,807.52 is: 19,205.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863.75 : 40,284.24 = 12,807.52 : x
  2. Step 2: Convert to fraction form
    26,863.75/40,284.24 = 12,807.52/x
  3. Step 3: Cross multiply
    26,863.75x = 40,284.24 × 12,807.52
  4. Step 4: Simplify right side
    26,863.75x = 515,941,060.75
  5. Step 5: Solve for x
    x = 515,941,060.75/26,863.75
  6. Step 6: Final answer
    x = 19,205.85

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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.