Home / 27,268.86-40,904.18-7,545.76

Finding the Fourth Proportional to 27,268.86, 40,904.18 and 7,545.76

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Solution

The fourth proportional to 27,268.86, 40,904.18 and 7,545.76 is: 11,318.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.86 : 40,904.18 = 7,545.76 : x
  2. Step 2: Convert to fraction form
    27,268.86/40,904.18 = 7,545.76/x
  3. Step 3: Cross multiply
    27,268.86x = 40,904.18 × 7,545.76
  4. Step 4: Simplify right side
    27,268.86x = 308,653,125.28
  5. Step 5: Solve for x
    x = 308,653,125.28/27,268.86
  6. Step 6: Final answer
    x = 11,318.89

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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.