Home / 30,358.29-41,893.40-19,033.89

Finding the Fourth Proportional to 30,358.29, 41,893.40 and 19,033.89

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Solution

The fourth proportional to 30,358.29, 41,893.40 and 19,033.89 is: 26,266.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358.29 : 41,893.40 = 19,033.89 : x
  2. Step 2: Convert to fraction form
    30,358.29/41,893.40 = 19,033.89/x
  3. Step 3: Cross multiply
    30,358.29x = 41,893.40 × 19,033.89
  4. Step 4: Simplify right side
    30,358.29x = 797,394,257.81
  5. Step 5: Solve for x
    x = 797,394,257.81/30,358.29
  6. Step 6: Final answer
    x = 26,266.11

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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.