Home / 14,350.32-21,516.66-4,986.31

Finding the Fourth Proportional to 14,350.32, 21,516.66 and 4,986.31

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Solution

The fourth proportional to 14,350.32, 21,516.66 and 4,986.31 is: 7,476.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,350.32 : 21,516.66 = 4,986.31 : x
  2. Step 2: Convert to fraction form
    14,350.32/21,516.66 = 4,986.31/x
  3. Step 3: Cross multiply
    14,350.32x = 21,516.66 × 4,986.31
  4. Step 4: Simplify right side
    14,350.32x = 107,288,736.92
  5. Step 5: Solve for x
    x = 107,288,736.92/14,350.32
  6. Step 6: Final answer
    x = 7,476.40

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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.