Home / 19,736.64-29,605.19-11,411.62

Finding the Fourth Proportional to 19,736.64, 29,605.19 and 11,411.62

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Solution

The fourth proportional to 19,736.64, 29,605.19 and 11,411.62 is: 17,117.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,736.64 : 29,605.19 = 11,411.62 : x
  2. Step 2: Convert to fraction form
    19,736.64/29,605.19 = 11,411.62/x
  3. Step 3: Cross multiply
    19,736.64x = 29,605.19 × 11,411.62
  4. Step 4: Simplify right side
    19,736.64x = 337,843,047.24
  5. Step 5: Solve for x
    x = 337,843,047.24/19,736.64
  6. Step 6: Final answer
    x = 17,117.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.