Home / 29,581.12-40,821.96-17,005.12

Finding the Fourth Proportional to 29,581.12, 40,821.96 and 17,005.12

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Solution

The fourth proportional to 29,581.12, 40,821.96 and 17,005.12 is: 23,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,581.12 : 40,821.96 = 17,005.12 : x
  2. Step 2: Convert to fraction form
    29,581.12/40,821.96 = 17,005.12/x
  3. Step 3: Cross multiply
    29,581.12x = 40,821.96 × 17,005.12
  4. Step 4: Simplify right side
    29,581.12x = 694,182,328.44
  5. Step 5: Solve for x
    x = 694,182,328.44/29,581.12
  6. Step 6: Final answer
    x = 23,467.07

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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.