Home / 31,858.03-43,964.09-17,713.61

Finding the Fourth Proportional to 31,858.03, 43,964.09 and 17,713.61

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Solution

The fourth proportional to 31,858.03, 43,964.09 and 17,713.61 is: 24,444.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,858.03 : 43,964.09 = 17,713.61 : x
  2. Step 2: Convert to fraction form
    31,858.03/43,964.09 = 17,713.61/x
  3. Step 3: Cross multiply
    31,858.03x = 43,964.09 × 17,713.61
  4. Step 4: Simplify right side
    31,858.03x = 778,762,667.17
  5. Step 5: Solve for x
    x = 778,762,667.17/31,858.03
  6. Step 6: Final answer
    x = 24,444.78

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1.5x scale

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.