Home / 21,367.72-32,050.14-9,055.72

Finding the Fourth Proportional to 21,367.72, 32,050.14 and 9,055.72

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Solution

The fourth proportional to 21,367.72, 32,050.14 and 9,055.72 is: 13,582.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,367.72 : 32,050.14 = 9,055.72 : x
  2. Step 2: Convert to fraction form
    21,367.72/32,050.14 = 9,055.72/x
  3. Step 3: Cross multiply
    21,367.72x = 32,050.14 × 9,055.72
  4. Step 4: Simplify right side
    21,367.72x = 290,237,093.80
  5. Step 5: Solve for x
    x = 290,237,093.80/21,367.72
  6. Step 6: Final answer
    x = 13,582.97

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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.