Home / 14,898.14-20,560.32-8,612.54

Finding the Fourth Proportional to 14,898.14, 20,560.32 and 8,612.54

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Solution

The fourth proportional to 14,898.14, 20,560.32 and 8,612.54 is: 11,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,898.14 : 20,560.32 = 8,612.54 : x
  2. Step 2: Convert to fraction form
    14,898.14/20,560.32 = 8,612.54/x
  3. Step 3: Cross multiply
    14,898.14x = 20,560.32 × 8,612.54
  4. Step 4: Simplify right side
    14,898.14x = 177,076,578.41
  5. Step 5: Solve for x
    x = 177,076,578.41/14,898.14
  6. Step 6: Final answer
    x = 11,885.82

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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.