Home / 19,841.89-29,899.36-16,409.09

Finding the Fourth Proportional to 19,841.89, 29,899.36 and 16,409.09

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Solution

The fourth proportional to 19,841.89, 29,899.36 and 16,409.09 is: 24,726.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,841.89 : 29,899.36 = 16,409.09 : x
  2. Step 2: Convert to fraction form
    19,841.89/29,899.36 = 16,409.09/x
  3. Step 3: Cross multiply
    19,841.89x = 29,899.36 × 16,409.09
  4. Step 4: Simplify right side
    19,841.89x = 490,621,057.64
  5. Step 5: Solve for x
    x = 490,621,057.64/19,841.89
  6. Step 6: Final answer
    x = 24,726.53

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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.