Home / 21,964.26-32,946.92-7,925.46

Finding the Fourth Proportional to 21,964.26, 32,946.92 and 7,925.46

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Solution

The fourth proportional to 21,964.26, 32,946.92 and 7,925.46 is: 11,888.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,964.26 : 32,946.92 = 7,925.46 : x
  2. Step 2: Convert to fraction form
    21,964.26/32,946.92 = 7,925.46/x
  3. Step 3: Cross multiply
    21,964.26x = 32,946.92 × 7,925.46
  4. Step 4: Simplify right side
    21,964.26x = 261,119,496.58
  5. Step 5: Solve for x
    x = 261,119,496.58/21,964.26
  6. Step 6: Final answer
    x = 11,888.38

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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.