Home / 26,892.86-40,325.39-12,089.15

Finding the Fourth Proportional to 26,892.86, 40,325.39 and 12,089.15

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Solution

The fourth proportional to 26,892.86, 40,325.39 and 12,089.15 is: 18,127.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,892.86 : 40,325.39 = 12,089.15 : x
  2. Step 2: Convert to fraction form
    26,892.86/40,325.39 = 12,089.15/x
  3. Step 3: Cross multiply
    26,892.86x = 40,325.39 × 12,089.15
  4. Step 4: Simplify right side
    26,892.86x = 487,499,691.00
  5. Step 5: Solve for x
    x = 487,499,691.00/26,892.86
  6. Step 6: Final answer
    x = 18,127.48

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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.