Home / 31,621.05-43,636.67-17,473.59

Finding the Fourth Proportional to 31,621.05, 43,636.67 and 17,473.59

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Solution

The fourth proportional to 31,621.05, 43,636.67 and 17,473.59 is: 24,113.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,621.05 : 43,636.67 = 17,473.59 : x
  2. Step 2: Convert to fraction form
    31,621.05/43,636.67 = 17,473.59/x
  3. Step 3: Cross multiply
    31,621.05x = 43,636.67 × 17,473.59
  4. Step 4: Simplify right side
    31,621.05x = 762,489,193.18
  5. Step 5: Solve for x
    x = 762,489,193.18/31,621.05
  6. Step 6: Final answer
    x = 24,113.34

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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.