Home / 18,372.09-27,562.76-5,224.46

Finding the Fourth Proportional to 18,372.09, 27,562.76 and 5,224.46

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Solution

The fourth proportional to 18,372.09, 27,562.76 and 5,224.46 is: 7,838.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372.09 : 27,562.76 = 5,224.46 : x
  2. Step 2: Convert to fraction form
    18,372.09/27,562.76 = 5,224.46/x
  3. Step 3: Cross multiply
    18,372.09x = 27,562.76 × 5,224.46
  4. Step 4: Simplify right side
    18,372.09x = 144,000,537.11
  5. Step 5: Solve for x
    x = 144,000,537.11/18,372.09
  6. Step 6: Final answer
    x = 7,838.01

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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.