Home / 14,627.32-20,181.66-8,492.80

Finding the Fourth Proportional to 14,627.32, 20,181.66 and 8,492.80

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Solution

The fourth proportional to 14,627.32, 20,181.66 and 8,492.80 is: 11,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627.32 : 20,181.66 = 8,492.80 : x
  2. Step 2: Convert to fraction form
    14,627.32/20,181.66 = 8,492.80/x
  3. Step 3: Cross multiply
    14,627.32x = 20,181.66 × 8,492.80
  4. Step 4: Simplify right side
    14,627.32x = 171,398,802.05
  5. Step 5: Solve for x
    x = 171,398,802.05/14,627.32
  6. Step 6: Final answer
    x = 11,717.72

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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.