Home / 19,471.49-29,230.37-16,389.84

Finding the Fourth Proportional to 19,471.49, 29,230.37 and 16,389.84

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Solution

The fourth proportional to 19,471.49, 29,230.37 and 16,389.84 is: 24,604.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,471.49 : 29,230.37 = 16,389.84 : x
  2. Step 2: Convert to fraction form
    19,471.49/29,230.37 = 16,389.84/x
  3. Step 3: Cross multiply
    19,471.49x = 29,230.37 × 16,389.84
  4. Step 4: Simplify right side
    19,471.49x = 479,081,087.44
  5. Step 5: Solve for x
    x = 479,081,087.44/19,471.49
  6. Step 6: Final answer
    x = 24,604.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.