Home / 27,239.71-40,861.92-7,518.27

Finding the Fourth Proportional to 27,239.71, 40,861.92 and 7,518.27

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Solution

The fourth proportional to 27,239.71, 40,861.92 and 7,518.27 is: 11,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,239.71 : 40,861.92 = 7,518.27 : x
  2. Step 2: Convert to fraction form
    27,239.71/40,861.92 = 7,518.27/x
  3. Step 3: Cross multiply
    27,239.71x = 40,861.92 × 7,518.27
  4. Step 4: Simplify right side
    27,239.71x = 307,210,705.38
  5. Step 5: Solve for x
    x = 307,210,705.38/27,239.71
  6. Step 6: Final answer
    x = 11,278.05

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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.