Home / 14,845.96-20,489.18-8,877.56

Finding the Fourth Proportional to 14,845.96, 20,489.18 and 8,877.56

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Solution

The fourth proportional to 14,845.96, 20,489.18 and 8,877.56 is: 12,252.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,845.96 : 20,489.18 = 8,877.56 : x
  2. Step 2: Convert to fraction form
    14,845.96/20,489.18 = 8,877.56/x
  3. Step 3: Cross multiply
    14,845.96x = 20,489.18 × 8,877.56
  4. Step 4: Simplify right side
    14,845.96x = 181,893,924.80
  5. Step 5: Solve for x
    x = 181,893,924.80/14,845.96
  6. Step 6: Final answer
    x = 12,252.08

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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.