Home / 18,629.16-27,932.92-7,526.76

Finding the Fourth Proportional to 18,629.16, 27,932.92 and 7,526.76

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Solution

The fourth proportional to 18,629.16, 27,932.92 and 7,526.76 is: 11,285.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,629.16 : 27,932.92 = 7,526.76 : x
  2. Step 2: Convert to fraction form
    18,629.16/27,932.92 = 7,526.76/x
  3. Step 3: Cross multiply
    18,629.16x = 27,932.92 × 7,526.76
  4. Step 4: Simplify right side
    18,629.16x = 210,244,384.94
  5. Step 5: Solve for x
    x = 210,244,384.94/18,629.16
  6. Step 6: Final answer
    x = 11,285.77

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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.