Home / 34,476.52-47,540.37-31,458.46

Finding the Fourth Proportional to 34,476.52, 47,540.37 and 31,458.46

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Solution

The fourth proportional to 34,476.52, 47,540.37 and 31,458.46 is: 43,378.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,476.52 : 47,540.37 = 31,458.46 : x
  2. Step 2: Convert to fraction form
    34,476.52/47,540.37 = 31,458.46/x
  3. Step 3: Cross multiply
    34,476.52x = 47,540.37 × 31,458.46
  4. Step 4: Simplify right side
    34,476.52x = 1,495,546,828.03
  5. Step 5: Solve for x
    x = 1,495,546,828.03/34,476.52
  6. Step 6: Final answer
    x = 43,378.71

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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.