Home / 32,986.72-45,521.73-17,879.38

Finding the Fourth Proportional to 32,986.72, 45,521.73 and 17,879.38

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Solution

The fourth proportional to 32,986.72, 45,521.73 and 17,879.38 is: 24,673.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,986.72 : 45,521.73 = 17,879.38 : x
  2. Step 2: Convert to fraction form
    32,986.72/45,521.73 = 17,879.38/x
  3. Step 3: Cross multiply
    32,986.72x = 45,521.73 × 17,879.38
  4. Step 4: Simplify right side
    32,986.72x = 813,900,308.93
  5. Step 5: Solve for x
    x = 813,900,308.93/32,986.72
  6. Step 6: Final answer
    x = 24,673.57

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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.