Home / 31,755.08-47,634.49-10,693.36

Finding the Fourth Proportional to 31,755.08, 47,634.49 and 10,693.36

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Solution

The fourth proportional to 31,755.08, 47,634.49 and 10,693.36 is: 16,040.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,755.08 : 47,634.49 = 10,693.36 : x
  2. Step 2: Convert to fraction form
    31,755.08/47,634.49 = 10,693.36/x
  3. Step 3: Cross multiply
    31,755.08x = 47,634.49 × 10,693.36
  4. Step 4: Simplify right side
    31,755.08x = 509,372,749.99
  5. Step 5: Solve for x
    x = 509,372,749.99/31,755.08
  6. Step 6: Final answer
    x = 16,040.67

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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.