Home / 15,301.67-22,930.96-12,167.77

Finding the Fourth Proportional to 15,301.67, 22,930.96 and 12,167.77

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Solution

The fourth proportional to 15,301.67, 22,930.96 and 12,167.77 is: 18,234.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,301.67 : 22,930.96 = 12,167.77 : x
  2. Step 2: Convert to fraction form
    15,301.67/22,930.96 = 12,167.77/x
  3. Step 3: Cross multiply
    15,301.67x = 22,930.96 × 12,167.77
  4. Step 4: Simplify right side
    15,301.67x = 279,018,471.67
  5. Step 5: Solve for x
    x = 279,018,471.67/15,301.67
  6. Step 6: Final answer
    x = 18,234.51

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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.