Home / 14,874.32-20,529.60-8,585.84

Finding the Fourth Proportional to 14,874.32, 20,529.60 and 8,585.84

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Solution

The fourth proportional to 14,874.32, 20,529.60 and 8,585.84 is: 11,850.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874.32 : 20,529.60 = 8,585.84 : x
  2. Step 2: Convert to fraction form
    14,874.32/20,529.60 = 8,585.84/x
  3. Step 3: Cross multiply
    14,874.32x = 20,529.60 × 8,585.84
  4. Step 4: Simplify right side
    14,874.32x = 176,263,860.86
  5. Step 5: Solve for x
    x = 176,263,860.86/14,874.32
  6. Step 6: Final answer
    x = 11,850.21

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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.