Home / 31,993.84-47,920.56-26,383.96

Finding the Fourth Proportional to 31,993.84, 47,920.56 and 26,383.96

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Solution

The fourth proportional to 31,993.84, 47,920.56 and 26,383.96 is: 39,518.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,993.84 : 47,920.56 = 26,383.96 : x
  2. Step 2: Convert to fraction form
    31,993.84/47,920.56 = 26,383.96/x
  3. Step 3: Cross multiply
    31,993.84x = 47,920.56 × 26,383.96
  4. Step 4: Simplify right side
    31,993.84x = 1,264,334,138.22
  5. Step 5: Solve for x
    x = 1,264,334,138.22/31,993.84
  6. Step 6: Final answer
    x = 39,518.05

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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.