Home / 31,932.40-47,840.22-23,145.52

Finding the Fourth Proportional to 31,932.40, 47,840.22 and 23,145.52

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Solution

The fourth proportional to 31,932.40, 47,840.22 and 23,145.52 is: 34,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,932.40 : 47,840.22 = 23,145.52 : x
  2. Step 2: Convert to fraction form
    31,932.40/47,840.22 = 23,145.52/x
  3. Step 3: Cross multiply
    31,932.40x = 47,840.22 × 23,145.52
  4. Step 4: Simplify right side
    31,932.40x = 1,107,286,768.81
  5. Step 5: Solve for x
    x = 1,107,286,768.81/31,932.40
  6. Step 6: Final answer
    x = 34,675.96

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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.