Home / 14,381.19-21,556.31-6,969.29

Finding the Fourth Proportional to 14,381.19, 21,556.31 and 6,969.29

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Solution

The fourth proportional to 14,381.19, 21,556.31 and 6,969.29 is: 10,446.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,381.19 : 21,556.31 = 6,969.29 : x
  2. Step 2: Convert to fraction form
    14,381.19/21,556.31 = 6,969.29/x
  3. Step 3: Cross multiply
    14,381.19x = 21,556.31 × 6,969.29
  4. Step 4: Simplify right side
    14,381.19x = 150,232,033.09
  5. Step 5: Solve for x
    x = 150,232,033.09/14,381.19
  6. Step 6: Final answer
    x = 10,446.43

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1.5x scale

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.