Home / 18,372.69-27,545.47-5,885.49

Finding the Fourth Proportional to 18,372.69, 27,545.47 and 5,885.49

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Solution

The fourth proportional to 18,372.69, 27,545.47 and 5,885.49 is: 8,823.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372.69 : 27,545.47 = 5,885.49 : x
  2. Step 2: Convert to fraction form
    18,372.69/27,545.47 = 5,885.49/x
  3. Step 3: Cross multiply
    18,372.69x = 27,545.47 × 5,885.49
  4. Step 4: Simplify right side
    18,372.69x = 162,118,588.23
  5. Step 5: Solve for x
    x = 162,118,588.23/18,372.69
  6. Step 6: Final answer
    x = 8,823.89

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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.