Home / 31,636.88-47,352.40-23,313.60

Finding the Fourth Proportional to 31,636.88, 47,352.40 and 23,313.60

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Solution

The fourth proportional to 31,636.88, 47,352.40 and 23,313.60 is: 34,894.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,636.88 : 47,352.40 = 23,313.60 : x
  2. Step 2: Convert to fraction form
    31,636.88/47,352.40 = 23,313.60/x
  3. Step 3: Cross multiply
    31,636.88x = 47,352.40 × 23,313.60
  4. Step 4: Simplify right side
    31,636.88x = 1,103,954,912.64
  5. Step 5: Solve for x
    x = 1,103,954,912.64/31,636.88
  6. Step 6: Final answer
    x = 34,894.56

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1.5x scale

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.