Home / 18,373.29-27,551.28-12,832.89

Finding the Fourth Proportional to 18,373.29, 27,551.28 and 12,832.89

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Solution

The fourth proportional to 18,373.29, 27,551.28 and 12,832.89 is: 19,243.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,373.29 : 27,551.28 = 12,832.89 : x
  2. Step 2: Convert to fraction form
    18,373.29/27,551.28 = 12,832.89/x
  3. Step 3: Cross multiply
    18,373.29x = 27,551.28 × 12,832.89
  4. Step 4: Simplify right side
    18,373.29x = 353,562,545.60
  5. Step 5: Solve for x
    x = 353,562,545.60/18,373.29
  6. Step 6: Final answer
    x = 19,243.29

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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.