Home / 56,406.22-84,609.46-14,286.31

Finding the Fourth Proportional to 56,406.22, 84,609.46 and 14,286.31

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Solution

The fourth proportional to 56,406.22, 84,609.46 and 14,286.31 is: 21,429.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,406.22 : 84,609.46 = 14,286.31 : x
  2. Step 2: Convert to fraction form
    56,406.22/84,609.46 = 14,286.31/x
  3. Step 3: Cross multiply
    56,406.22x = 84,609.46 × 14,286.31
  4. Step 4: Simplify right side
    56,406.22x = 1,208,756,700.47
  5. Step 5: Solve for x
    x = 1,208,756,700.47/56,406.22
  6. Step 6: Final answer
    x = 21,429.49

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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.