Home / 15,024.55-20,733.76-8,310.16

Finding the Fourth Proportional to 15,024.55, 20,733.76 and 8,310.16

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Solution

The fourth proportional to 15,024.55, 20,733.76 and 8,310.16 is: 11,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.55 : 20,733.76 = 8,310.16 : x
  2. Step 2: Convert to fraction form
    15,024.55/20,733.76 = 8,310.16/x
  3. Step 3: Cross multiply
    15,024.55x = 20,733.76 × 8,310.16
  4. Step 4: Simplify right side
    15,024.55x = 172,300,863.00
  5. Step 5: Solve for x
    x = 172,300,863.00/15,024.55
  6. Step 6: Final answer
    x = 11,467.95

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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.