Home / 21,741.51-32,613.54-6,949.29

Finding the Fourth Proportional to 21,741.51, 32,613.54 and 6,949.29

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Solution

The fourth proportional to 21,741.51, 32,613.54 and 6,949.29 is: 10,424.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,741.51 : 32,613.54 = 6,949.29 : x
  2. Step 2: Convert to fraction form
    21,741.51/32,613.54 = 6,949.29/x
  3. Step 3: Cross multiply
    21,741.51x = 32,613.54 × 6,949.29
  4. Step 4: Simplify right side
    21,741.51x = 226,641,043.63
  5. Step 5: Solve for x
    x = 226,641,043.63/21,741.51
  6. Step 6: Final answer
    x = 10,424.35

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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.