Home / 31,198.79-43,054.32-17,051.63

Finding the Fourth Proportional to 31,198.79, 43,054.32 and 17,051.63

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Solution

The fourth proportional to 31,198.79, 43,054.32 and 17,051.63 is: 23,531.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,198.79 : 43,054.32 = 17,051.63 : x
  2. Step 2: Convert to fraction form
    31,198.79/43,054.32 = 17,051.63/x
  3. Step 3: Cross multiply
    31,198.79x = 43,054.32 × 17,051.63
  4. Step 4: Simplify right side
    31,198.79x = 734,146,119.27
  5. Step 5: Solve for x
    x = 734,146,119.27/31,198.79
  6. Step 6: Final answer
    x = 23,531.24

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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.