Home / 34,031.88-46,947.60-21,936.96

Finding the Fourth Proportional to 34,031.88, 46,947.60 and 21,936.96

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Solution

The fourth proportional to 34,031.88, 46,947.60 and 21,936.96 is: 30,262.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,031.88 : 46,947.60 = 21,936.96 : x
  2. Step 2: Convert to fraction form
    34,031.88/46,947.60 = 21,936.96/x
  3. Step 3: Cross multiply
    34,031.88x = 46,947.60 × 21,936.96
  4. Step 4: Simplify right side
    34,031.88x = 1,029,887,623.30
  5. Step 5: Solve for x
    x = 1,029,887,623.30/34,031.88
  6. Step 6: Final answer
    x = 30,262.44

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1.5x scale

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.