Home / 30,015.91-41,424.45-16,589.79

Finding the Fourth Proportional to 30,015.91, 41,424.45 and 16,589.79

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Solution

The fourth proportional to 30,015.91, 41,424.45 and 16,589.79 is: 22,895.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,015.91 : 41,424.45 = 16,589.79 : x
  2. Step 2: Convert to fraction form
    30,015.91/41,424.45 = 16,589.79/x
  3. Step 3: Cross multiply
    30,015.91x = 41,424.45 × 16,589.79
  4. Step 4: Simplify right side
    30,015.91x = 687,222,926.37
  5. Step 5: Solve for x
    x = 687,222,926.37/30,015.91
  6. Step 6: Final answer
    x = 22,895.29

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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.