Home / 21,162.24-31,736.97-6,367.23

Finding the Fourth Proportional to 21,162.24, 31,736.97 and 6,367.23

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Solution

The fourth proportional to 21,162.24, 31,736.97 and 6,367.23 is: 9,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,162.24 : 31,736.97 = 6,367.23 : x
  2. Step 2: Convert to fraction form
    21,162.24/31,736.97 = 6,367.23/x
  3. Step 3: Cross multiply
    21,162.24x = 31,736.97 × 6,367.23
  4. Step 4: Simplify right side
    21,162.24x = 202,076,587.49
  5. Step 5: Solve for x
    x = 202,076,587.49/21,162.24
  6. Step 6: Final answer
    x = 9,548.92

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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.