Home / 31,952.48-47,941.88-13,236.28

Finding the Fourth Proportional to 31,952.48, 47,941.88 and 13,236.28

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Solution

The fourth proportional to 31,952.48, 47,941.88 and 13,236.28 is: 19,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,952.48 : 47,941.88 = 13,236.28 : x
  2. Step 2: Convert to fraction form
    31,952.48/47,941.88 = 13,236.28/x
  3. Step 3: Cross multiply
    31,952.48x = 47,941.88 × 13,236.28
  4. Step 4: Simplify right side
    31,952.48x = 634,571,961.37
  5. Step 5: Solve for x
    x = 634,571,961.37/31,952.48
  6. Step 6: Final answer
    x = 19,859.87

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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.