Home / 14,001.32-19,322.21-8,034.05

Finding the Fourth Proportional to 14,001.32, 19,322.21 and 8,034.05

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Solution

The fourth proportional to 14,001.32, 19,322.21 and 8,034.05 is: 11,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.32 : 19,322.21 = 8,034.05 : x
  2. Step 2: Convert to fraction form
    14,001.32/19,322.21 = 8,034.05/x
  3. Step 3: Cross multiply
    14,001.32x = 19,322.21 × 8,034.05
  4. Step 4: Simplify right side
    14,001.32x = 155,235,524.72
  5. Step 5: Solve for x
    x = 155,235,524.72/14,001.32
  6. Step 6: Final answer
    x = 11,087.21

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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.