Home / 14,507.11-21,756.32-4,375.06

Finding the Fourth Proportional to 14,507.11, 21,756.32 and 4,375.06

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Solution

The fourth proportional to 14,507.11, 21,756.32 and 4,375.06 is: 6,561.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507.11 : 21,756.32 = 4,375.06 : x
  2. Step 2: Convert to fraction form
    14,507.11/21,756.32 = 4,375.06/x
  3. Step 3: Cross multiply
    14,507.11x = 21,756.32 × 4,375.06
  4. Step 4: Simplify right side
    14,507.11x = 95,185,215.98
  5. Step 5: Solve for x
    x = 95,185,215.98/14,507.11
  6. Step 6: Final answer
    x = 6,561.28

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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.