Home / 18,532.06-27,803.30-7,446.53

Finding the Fourth Proportional to 18,532.06, 27,803.30 and 7,446.53

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Solution

The fourth proportional to 18,532.06, 27,803.30 and 7,446.53 is: 11,171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532.06 : 27,803.30 = 7,446.53 : x
  2. Step 2: Convert to fraction form
    18,532.06/27,803.30 = 7,446.53/x
  3. Step 3: Cross multiply
    18,532.06x = 27,803.30 × 7,446.53
  4. Step 4: Simplify right side
    18,532.06x = 207,038,139.82
  5. Step 5: Solve for x
    x = 207,038,139.82/18,532.06
  6. Step 6: Final answer
    x = 11,171.89

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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.