Home / 29,579.58-40,828.86-18,252.54

Finding the Fourth Proportional to 29,579.58, 40,828.86 and 18,252.54

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Solution

The fourth proportional to 29,579.58, 40,828.86 and 18,252.54 is: 25,194.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,579.58 : 40,828.86 = 18,252.54 : x
  2. Step 2: Convert to fraction form
    29,579.58/40,828.86 = 18,252.54/x
  3. Step 3: Cross multiply
    29,579.58x = 40,828.86 × 18,252.54
  4. Step 4: Simplify right side
    29,579.58x = 745,230,400.30
  5. Step 5: Solve for x
    x = 745,230,400.30/29,579.58
  6. Step 6: Final answer
    x = 25,194.08

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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.