Home / 14,553.32-20,074.83-8,885.48

Finding the Fourth Proportional to 14,553.32, 20,074.83 and 8,885.48

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Solution

The fourth proportional to 14,553.32, 20,074.83 and 8,885.48 is: 12,256.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,553.32 : 20,074.83 = 8,885.48 : x
  2. Step 2: Convert to fraction form
    14,553.32/20,074.83 = 8,885.48/x
  3. Step 3: Cross multiply
    14,553.32x = 20,074.83 × 8,885.48
  4. Step 4: Simplify right side
    14,553.32x = 178,374,500.47
  5. Step 5: Solve for x
    x = 178,374,500.47/14,553.32
  6. Step 6: Final answer
    x = 12,256.62

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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.