Home / 31,995.37-47,954.15-22,638.09

Finding the Fourth Proportional to 31,995.37, 47,954.15 and 22,638.09

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Solution

The fourth proportional to 31,995.37, 47,954.15 and 22,638.09 is: 33,929.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,995.37 : 47,954.15 = 22,638.09 : x
  2. Step 2: Convert to fraction form
    31,995.37/47,954.15 = 22,638.09/x
  3. Step 3: Cross multiply
    31,995.37x = 47,954.15 × 22,638.09
  4. Step 4: Simplify right side
    31,995.37x = 1,085,590,342.75
  5. Step 5: Solve for x
    x = 1,085,590,342.75/31,995.37
  6. Step 6: Final answer
    x = 33,929.60

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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.