Home / 19,409.22-29,169.21-9,555.37

Finding the Fourth Proportional to 19,409.22, 29,169.21 and 9,555.37

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Solution

The fourth proportional to 19,409.22, 29,169.21 and 9,555.37 is: 14,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409.22 : 29,169.21 = 9,555.37 : x
  2. Step 2: Convert to fraction form
    19,409.22/29,169.21 = 9,555.37/x
  3. Step 3: Cross multiply
    19,409.22x = 29,169.21 × 9,555.37
  4. Step 4: Simplify right side
    19,409.22x = 278,722,557.07
  5. Step 5: Solve for x
    x = 278,722,557.07/19,409.22
  6. Step 6: Final answer
    x = 14,360.32

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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.