Home / 21,346.27-32,020.33-6,555.77

Finding the Fourth Proportional to 21,346.27, 32,020.33 and 6,555.77

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Solution

The fourth proportional to 21,346.27, 32,020.33 and 6,555.77 is: 9,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346.27 : 32,020.33 = 6,555.77 : x
  2. Step 2: Convert to fraction form
    21,346.27/32,020.33 = 6,555.77/x
  3. Step 3: Cross multiply
    21,346.27x = 32,020.33 × 6,555.77
  4. Step 4: Simplify right side
    21,346.27x = 209,917,742.31
  5. Step 5: Solve for x
    x = 209,917,742.31/21,346.27
  6. Step 6: Final answer
    x = 9,833.93

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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.