Home / 23,788.81-32,826.21-13,579.97

Finding the Fourth Proportional to 23,788.81, 32,826.21 and 13,579.97

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Solution

The fourth proportional to 23,788.81, 32,826.21 and 13,579.97 is: 18,739.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,788.81 : 32,826.21 = 13,579.97 : x
  2. Step 2: Convert to fraction form
    23,788.81/32,826.21 = 13,579.97/x
  3. Step 3: Cross multiply
    23,788.81x = 32,826.21 × 13,579.97
  4. Step 4: Simplify right side
    23,788.81x = 445,778,947.01
  5. Step 5: Solve for x
    x = 445,778,947.01/23,788.81
  6. Step 6: Final answer
    x = 18,739.02

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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.