Home / 14,548.94-20,076.64-8,580.86

Finding the Fourth Proportional to 14,548.94, 20,076.64 and 8,580.86

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Solution

The fourth proportional to 14,548.94, 20,076.64 and 8,580.86 is: 11,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.94 : 20,076.64 = 8,580.86 : x
  2. Step 2: Convert to fraction form
    14,548.94/20,076.64 = 8,580.86/x
  3. Step 3: Cross multiply
    14,548.94x = 20,076.64 × 8,580.86
  4. Step 4: Simplify right side
    14,548.94x = 172,274,715.28
  5. Step 5: Solve for x
    x = 172,274,715.28/14,548.94
  6. Step 6: Final answer
    x = 11,841.05

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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.