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Finding the Fourth Proportional to 27,243.01, 40,859.86 and 7,252.77

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Solution

The fourth proportional to 27,243.01, 40,859.86 and 7,252.77 is: 10,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.01 : 40,859.86 = 7,252.77 : x
  2. Step 2: Convert to fraction form
    27,243.01/40,859.86 = 7,252.77/x
  3. Step 3: Cross multiply
    27,243.01x = 40,859.86 × 7,252.77
  4. Step 4: Simplify right side
    27,243.01x = 296,347,166.81
  5. Step 5: Solve for x
    x = 296,347,166.81/27,243.01
  6. Step 6: Final answer
    x = 10,877.92

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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.