Home / 30,018.24-41,424.57-16,589.21

Finding the Fourth Proportional to 30,018.24, 41,424.57 and 16,589.21

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Solution

The fourth proportional to 30,018.24, 41,424.57 and 16,589.21 is: 22,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,018.24 : 41,424.57 = 16,589.21 : x
  2. Step 2: Convert to fraction form
    30,018.24/41,424.57 = 16,589.21/x
  3. Step 3: Cross multiply
    30,018.24x = 41,424.57 × 16,589.21
  4. Step 4: Simplify right side
    30,018.24x = 687,200,683.77
  5. Step 5: Solve for x
    x = 687,200,683.77/30,018.24
  6. Step 6: Final answer
    x = 22,892.77

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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.