Home / 19,634.39-29,558.39-17,890.62

Finding the Fourth Proportional to 19,634.39, 29,558.39 and 17,890.62

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Solution

The fourth proportional to 19,634.39, 29,558.39 and 17,890.62 is: 26,933.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,634.39 : 29,558.39 = 17,890.62 : x
  2. Step 2: Convert to fraction form
    19,634.39/29,558.39 = 17,890.62/x
  3. Step 3: Cross multiply
    19,634.39x = 29,558.39 × 17,890.62
  4. Step 4: Simplify right side
    19,634.39x = 528,817,833.85
  5. Step 5: Solve for x
    x = 528,817,833.85/19,634.39
  6. Step 6: Final answer
    x = 26,933.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.