Home / 14,874.06-20,524.90-8,499.39

Finding the Fourth Proportional to 14,874.06, 20,524.90 and 8,499.39

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Solution

The fourth proportional to 14,874.06, 20,524.90 and 8,499.39 is: 11,728.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,874.06 : 20,524.90 = 8,499.39 : x
  2. Step 2: Convert to fraction form
    14,874.06/20,524.90 = 8,499.39/x
  3. Step 3: Cross multiply
    14,874.06x = 20,524.90 × 8,499.39
  4. Step 4: Simplify right side
    14,874.06x = 174,448,984.69
  5. Step 5: Solve for x
    x = 174,448,984.69/14,874.06
  6. Step 6: Final answer
    x = 11,728.40

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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.