Home / 26,863.65-40,295.43-7,142.22

Finding the Fourth Proportional to 26,863.65, 40,295.43 and 7,142.22

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Solution

The fourth proportional to 26,863.65, 40,295.43 and 7,142.22 is: 10,713.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863.65 : 40,295.43 = 7,142.22 : x
  2. Step 2: Convert to fraction form
    26,863.65/40,295.43 = 7,142.22/x
  3. Step 3: Cross multiply
    26,863.65x = 40,295.43 × 7,142.22
  4. Step 4: Simplify right side
    26,863.65x = 287,798,826.05
  5. Step 5: Solve for x
    x = 287,798,826.05/26,863.65
  6. Step 6: Final answer
    x = 10,713.32

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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.