Home / 18,832.08-28,213.70-8,818.46

Finding the Fourth Proportional to 18,832.08, 28,213.70 and 8,818.46

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Solution

The fourth proportional to 18,832.08, 28,213.70 and 8,818.46 is: 13,211.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.08 : 28,213.70 = 8,818.46 : x
  2. Step 2: Convert to fraction form
    18,832.08/28,213.70 = 8,818.46/x
  3. Step 3: Cross multiply
    18,832.08x = 28,213.70 × 8,818.46
  4. Step 4: Simplify right side
    18,832.08x = 248,801,199.74
  5. Step 5: Solve for x
    x = 248,801,199.74/18,832.08
  6. Step 6: Final answer
    x = 13,211.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.