Home / 14,407.74-19,884.26-8,359.31

Finding the Fourth Proportional to 14,407.74, 19,884.26 and 8,359.31

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Solution

The fourth proportional to 14,407.74, 19,884.26 and 8,359.31 is: 11,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,407.74 : 19,884.26 = 8,359.31 : x
  2. Step 2: Convert to fraction form
    14,407.74/19,884.26 = 8,359.31/x
  3. Step 3: Cross multiply
    14,407.74x = 19,884.26 × 8,359.31
  4. Step 4: Simplify right side
    14,407.74x = 166,218,764.07
  5. Step 5: Solve for x
    x = 166,218,764.07/14,407.74
  6. Step 6: Final answer
    x = 11,536.77

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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.