Home / 15,025.24-20,733.01-8,309.95

Finding the Fourth Proportional to 15,025.24, 20,733.01 and 8,309.95

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Solution

The fourth proportional to 15,025.24, 20,733.01 and 8,309.95 is: 11,466.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,025.24 : 20,733.01 = 8,309.95 : x
  2. Step 2: Convert to fraction form
    15,025.24/20,733.01 = 8,309.95/x
  3. Step 3: Cross multiply
    15,025.24x = 20,733.01 × 8,309.95
  4. Step 4: Simplify right side
    15,025.24x = 172,290,276.45
  5. Step 5: Solve for x
    x = 172,290,276.45/15,025.24
  6. Step 6: Final answer
    x = 11,466.72

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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.