Home / 26,777.86-40,168.79-9,008.57

Finding the Fourth Proportional to 26,777.86, 40,168.79 and 9,008.57

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Solution

The fourth proportional to 26,777.86, 40,168.79 and 9,008.57 is: 13,513.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,777.86 : 40,168.79 = 9,008.57 : x
  2. Step 2: Convert to fraction form
    26,777.86/40,168.79 = 9,008.57/x
  3. Step 3: Cross multiply
    26,777.86x = 40,168.79 × 9,008.57
  4. Step 4: Simplify right side
    26,777.86x = 361,863,270.42
  5. Step 5: Solve for x
    x = 361,863,270.42/26,777.86
  6. Step 6: Final answer
    x = 13,513.53

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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.