Home / 21,743.85-32,619.96-9,263.64

Finding the Fourth Proportional to 21,743.85, 32,619.96 and 9,263.64

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Solution

The fourth proportional to 21,743.85, 32,619.96 and 9,263.64 is: 13,897.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,743.85 : 32,619.96 = 9,263.64 : x
  2. Step 2: Convert to fraction form
    21,743.85/32,619.96 = 9,263.64/x
  3. Step 3: Cross multiply
    21,743.85x = 32,619.96 × 9,263.64
  4. Step 4: Simplify right side
    21,743.85x = 302,179,566.25
  5. Step 5: Solve for x
    x = 302,179,566.25/21,743.85
  6. Step 6: Final answer
    x = 13,897.24

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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.