Home / 14,548.89-20,076.51-8,580.27

Finding the Fourth Proportional to 14,548.89, 20,076.51 and 8,580.27

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Solution

The fourth proportional to 14,548.89, 20,076.51 and 8,580.27 is: 11,840.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.89 : 20,076.51 = 8,580.27 : x
  2. Step 2: Convert to fraction form
    14,548.89/20,076.51 = 8,580.27/x
  3. Step 3: Cross multiply
    14,548.89x = 20,076.51 × 8,580.27
  4. Step 4: Simplify right side
    14,548.89x = 172,261,876.46
  5. Step 5: Solve for x
    x = 172,261,876.46/14,548.89
  6. Step 6: Final answer
    x = 11,840.21

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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.