Home / 22,409.19-33,594.35-13,155.75

Finding the Fourth Proportional to 22,409.19, 33,594.35 and 13,155.75

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Solution

The fourth proportional to 22,409.19, 33,594.35 and 13,155.75 is: 19,722.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,409.19 : 33,594.35 = 13,155.75 : x
  2. Step 2: Convert to fraction form
    22,409.19/33,594.35 = 13,155.75/x
  3. Step 3: Cross multiply
    22,409.19x = 33,594.35 × 13,155.75
  4. Step 4: Simplify right side
    22,409.19x = 441,958,804.23
  5. Step 5: Solve for x
    x = 441,958,804.23/22,409.19
  6. Step 6: Final answer
    x = 19,722.21

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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.