Home / 23,199.24-31,993.85-19,621.71

Finding the Fourth Proportional to 23,199.24, 31,993.85 and 19,621.71

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Solution

The fourth proportional to 23,199.24, 31,993.85 and 19,621.71 is: 27,060.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,199.24 : 31,993.85 = 19,621.71 : x
  2. Step 2: Convert to fraction form
    23,199.24/31,993.85 = 19,621.71/x
  3. Step 3: Cross multiply
    23,199.24x = 31,993.85 × 19,621.71
  4. Step 4: Simplify right side
    23,199.24x = 627,774,095.54
  5. Step 5: Solve for x
    x = 627,774,095.54/23,199.24
  6. Step 6: Final answer
    x = 27,060.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.