Home / 14,680.02-20,263.68-8,711.69

Finding the Fourth Proportional to 14,680.02, 20,263.68 and 8,711.69

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Solution

The fourth proportional to 14,680.02, 20,263.68 and 8,711.69 is: 12,025.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,680.02 : 20,263.68 = 8,711.69 : x
  2. Step 2: Convert to fraction form
    14,680.02/20,263.68 = 8,711.69/x
  3. Step 3: Cross multiply
    14,680.02x = 20,263.68 × 8,711.69
  4. Step 4: Simplify right side
    14,680.02x = 176,530,797.10
  5. Step 5: Solve for x
    x = 176,530,797.10/14,680.02
  6. Step 6: Final answer
    x = 12,025.24

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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.