Home / 26,889.66-40,335.42-7,168.26

Finding the Fourth Proportional to 26,889.66, 40,335.42 and 7,168.26

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Solution

The fourth proportional to 26,889.66, 40,335.42 and 7,168.26 is: 10,752.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,889.66 : 40,335.42 = 7,168.26 : x
  2. Step 2: Convert to fraction form
    26,889.66/40,335.42 = 7,168.26/x
  3. Step 3: Cross multiply
    26,889.66x = 40,335.42 × 7,168.26
  4. Step 4: Simplify right side
    26,889.66x = 289,134,777.77
  5. Step 5: Solve for x
    x = 289,134,777.77/26,889.66
  6. Step 6: Final answer
    x = 10,752.64

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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.