Home / 31,564.96-47,335.14-11,832.75

Finding the Fourth Proportional to 31,564.96, 47,335.14 and 11,832.75

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Solution

The fourth proportional to 31,564.96, 47,335.14 and 11,832.75 is: 17,744.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,564.96 : 47,335.14 = 11,832.75 : x
  2. Step 2: Convert to fraction form
    31,564.96/47,335.14 = 11,832.75/x
  3. Step 3: Cross multiply
    31,564.96x = 47,335.14 × 11,832.75
  4. Step 4: Simplify right side
    31,564.96x = 560,104,818.67
  5. Step 5: Solve for x
    x = 560,104,818.67/31,564.96
  6. Step 6: Final answer
    x = 17,744.51

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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.