Home / 21,537.67-29,736.48-19,261.94

Finding the Fourth Proportional to 21,537.67, 29,736.48 and 19,261.94

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Solution

The fourth proportional to 21,537.67, 29,736.48 and 19,261.94 is: 26,594.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,537.67 : 29,736.48 = 19,261.94 : x
  2. Step 2: Convert to fraction form
    21,537.67/29,736.48 = 19,261.94/x
  3. Step 3: Cross multiply
    21,537.67x = 29,736.48 × 19,261.94
  4. Step 4: Simplify right side
    21,537.67x = 572,782,293.57
  5. Step 5: Solve for x
    x = 572,782,293.57/21,537.67
  6. Step 6: Final answer
    x = 26,594.44

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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.