Home / 21,409.96-32,106.60-7,367.32

Finding the Fourth Proportional to 21,409.96, 32,106.60 and 7,367.32

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Solution

The fourth proportional to 21,409.96, 32,106.60 and 7,367.32 is: 11,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,409.96 : 32,106.60 = 7,367.32 : x
  2. Step 2: Convert to fraction form
    21,409.96/32,106.60 = 7,367.32/x
  3. Step 3: Cross multiply
    21,409.96x = 32,106.60 × 7,367.32
  4. Step 4: Simplify right side
    21,409.96x = 236,539,596.31
  5. Step 5: Solve for x
    x = 236,539,596.31/21,409.96
  6. Step 6: Final answer
    x = 11,048.11

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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.