Home / 31,864.86-43,974.63-17,525.79

Finding the Fourth Proportional to 31,864.86, 43,974.63 and 17,525.79

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Solution

The fourth proportional to 31,864.86, 43,974.63 and 17,525.79 is: 24,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,864.86 : 43,974.63 = 17,525.79 : x
  2. Step 2: Convert to fraction form
    31,864.86/43,974.63 = 17,525.79/x
  3. Step 3: Cross multiply
    31,864.86x = 43,974.63 × 17,525.79
  4. Step 4: Simplify right side
    31,864.86x = 770,690,130.71
  5. Step 5: Solve for x
    x = 770,690,130.71/31,864.86
  6. Step 6: Final answer
    x = 24,186.21

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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.