Home / 36,446.24-54,686.64-21,684.32

Finding the Fourth Proportional to 36,446.24, 54,686.64 and 21,684.32

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Solution

The fourth proportional to 36,446.24, 54,686.64 and 21,684.32 is: 32,536.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,446.24 : 54,686.64 = 21,684.32 : x
  2. Step 2: Convert to fraction form
    36,446.24/54,686.64 = 21,684.32/x
  3. Step 3: Cross multiply
    36,446.24x = 54,686.64 × 21,684.32
  4. Step 4: Simplify right side
    36,446.24x = 1,185,842,601.48
  5. Step 5: Solve for x
    x = 1,185,842,601.48/36,446.24
  6. Step 6: Final answer
    x = 32,536.76

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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.