Home / 19,136.34-26,420.31-12,333.33

Finding the Fourth Proportional to 19,136.34, 26,420.31 and 12,333.33

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Solution

The fourth proportional to 19,136.34, 26,420.31 and 12,333.33 is: 17,027.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.34 : 26,420.31 = 12,333.33 : x
  2. Step 2: Convert to fraction form
    19,136.34/26,420.31 = 12,333.33/x
  3. Step 3: Cross multiply
    19,136.34x = 26,420.31 × 12,333.33
  4. Step 4: Simplify right side
    19,136.34x = 325,850,401.93
  5. Step 5: Solve for x
    x = 325,850,401.93/19,136.34
  6. Step 6: Final answer
    x = 17,027.83

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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.