Home / 15,024.89-20,733.96-8,310.35

Finding the Fourth Proportional to 15,024.89, 20,733.96 and 8,310.35

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Solution

The fourth proportional to 15,024.89, 20,733.96 and 8,310.35 is: 11,468.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.89 : 20,733.96 = 8,310.35 : x
  2. Step 2: Convert to fraction form
    15,024.89/20,733.96 = 8,310.35/x
  3. Step 3: Cross multiply
    15,024.89x = 20,733.96 × 8,310.35
  4. Step 4: Simplify right side
    15,024.89x = 172,306,464.49
  5. Step 5: Solve for x
    x = 172,306,464.49/15,024.89
  6. Step 6: Final answer
    x = 11,468.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.