Home / 21,622.44-32,390.46-19,795.08

Finding the Fourth Proportional to 21,622.44, 32,390.46 and 19,795.08

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Solution

The fourth proportional to 21,622.44, 32,390.46 and 19,795.08 is: 29,653.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,622.44 : 32,390.46 = 19,795.08 : x
  2. Step 2: Convert to fraction form
    21,622.44/32,390.46 = 19,795.08/x
  3. Step 3: Cross multiply
    21,622.44x = 32,390.46 × 19,795.08
  4. Step 4: Simplify right side
    21,622.44x = 641,171,746.94
  5. Step 5: Solve for x
    x = 641,171,746.94/21,622.44
  6. Step 6: Final answer
    x = 29,653.07

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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.