Home / 13,343.38-20,026.28-6,677.88

Finding the Fourth Proportional to 13,343.38, 20,026.28 and 6,677.88

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Solution

The fourth proportional to 13,343.38, 20,026.28 and 6,677.88 is: 10,022.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,343.38 : 20,026.28 = 6,677.88 : x
  2. Step 2: Convert to fraction form
    13,343.38/20,026.28 = 6,677.88/x
  3. Step 3: Cross multiply
    13,343.38x = 20,026.28 × 6,677.88
  4. Step 4: Simplify right side
    13,343.38x = 133,733,094.69
  5. Step 5: Solve for x
    x = 133,733,094.69/13,343.38
  6. Step 6: Final answer
    x = 10,022.43

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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.