Home / 27,247.86-40,872.56-7,526.42

Finding the Fourth Proportional to 27,247.86, 40,872.56 and 7,526.42

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Solution

The fourth proportional to 27,247.86, 40,872.56 and 7,526.42 is: 11,289.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,247.86 : 40,872.56 = 7,526.42 : x
  2. Step 2: Convert to fraction form
    27,247.86/40,872.56 = 7,526.42/x
  3. Step 3: Cross multiply
    27,247.86x = 40,872.56 × 7,526.42
  4. Step 4: Simplify right side
    27,247.86x = 307,623,811.04
  5. Step 5: Solve for x
    x = 307,623,811.04/27,247.86
  6. Step 6: Final answer
    x = 11,289.84

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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.