Home / 14,500.59-20,011.22-8,212.96

Finding the Fourth Proportional to 14,500.59, 20,011.22 and 8,212.96

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Solution

The fourth proportional to 14,500.59, 20,011.22 and 8,212.96 is: 11,334.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.59 : 20,011.22 = 8,212.96 : x
  2. Step 2: Convert to fraction form
    14,500.59/20,011.22 = 8,212.96/x
  3. Step 3: Cross multiply
    14,500.59x = 20,011.22 × 8,212.96
  4. Step 4: Simplify right side
    14,500.59x = 164,351,349.41
  5. Step 5: Solve for x
    x = 164,351,349.41/14,500.59
  6. Step 6: Final answer
    x = 11,334.11

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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.