Home / 23,621.76-35,481.84-19,931.22

Finding the Fourth Proportional to 23,621.76, 35,481.84 and 19,931.22

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Solution

The fourth proportional to 23,621.76, 35,481.84 and 19,931.22 is: 29,938.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,621.76 : 35,481.84 = 19,931.22 : x
  2. Step 2: Convert to fraction form
    23,621.76/35,481.84 = 19,931.22/x
  3. Step 3: Cross multiply
    23,621.76x = 35,481.84 × 19,931.22
  4. Step 4: Simplify right side
    23,621.76x = 707,196,359.04
  5. Step 5: Solve for x
    x = 707,196,359.04/23,621.76
  6. Step 6: Final answer
    x = 29,938.34

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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.