Home / 26,278.86-36,252.21-17,200.22

Finding the Fourth Proportional to 26,278.86, 36,252.21 and 17,200.22

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Solution

The fourth proportional to 26,278.86, 36,252.21 and 17,200.22 is: 23,728.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,278.86 : 36,252.21 = 17,200.22 : x
  2. Step 2: Convert to fraction form
    26,278.86/36,252.21 = 17,200.22/x
  3. Step 3: Cross multiply
    26,278.86x = 36,252.21 × 17,200.22
  4. Step 4: Simplify right side
    26,278.86x = 623,546,079.85
  5. Step 5: Solve for x
    x = 623,546,079.85/26,278.86
  6. Step 6: Final answer
    x = 23,728.05

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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.