Home / 32,986.96-45,521.44-17,879.20

Finding the Fourth Proportional to 32,986.96, 45,521.44 and 17,879.20

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Solution

The fourth proportional to 32,986.96, 45,521.44 and 17,879.20 is: 24,672.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,986.96 : 45,521.44 = 17,879.20 : x
  2. Step 2: Convert to fraction form
    32,986.96/45,521.44 = 17,879.20/x
  3. Step 3: Cross multiply
    32,986.96x = 45,521.44 × 17,879.20
  4. Step 4: Simplify right side
    32,986.96x = 813,886,930.05
  5. Step 5: Solve for x
    x = 813,886,930.05/32,986.96
  6. Step 6: Final answer
    x = 24,672.99

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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.