Home / 31,198.95-43,053.90-17,051.89

Finding the Fourth Proportional to 31,198.95, 43,053.90 and 17,051.89

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Solution

The fourth proportional to 31,198.95, 43,053.90 and 17,051.89 is: 23,531.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,198.95 : 43,053.90 = 17,051.89 : x
  2. Step 2: Convert to fraction form
    31,198.95/43,053.90 = 17,051.89/x
  3. Step 3: Cross multiply
    31,198.95x = 43,053.90 × 17,051.89
  4. Step 4: Simplify right side
    31,198.95x = 734,150,366.87
  5. Step 5: Solve for x
    x = 734,150,366.87/31,198.95
  6. Step 6: Final answer
    x = 23,531.25

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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.