Home / 31,765.25-47,682.35-23,890.23

Finding the Fourth Proportional to 31,765.25, 47,682.35 and 23,890.23

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Solution

The fourth proportional to 31,765.25, 47,682.35 and 23,890.23 is: 35,861.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,765.25 : 47,682.35 = 23,890.23 : x
  2. Step 2: Convert to fraction form
    31,765.25/47,682.35 = 23,890.23/x
  3. Step 3: Cross multiply
    31,765.25x = 47,682.35 × 23,890.23
  4. Step 4: Simplify right side
    31,765.25x = 1,139,142,188.99
  5. Step 5: Solve for x
    x = 1,139,142,188.99/31,765.25
  6. Step 6: Final answer
    x = 35,861.28

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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.