Home / 30,173.98-41,638.32-16,744.26

Finding the Fourth Proportional to 30,173.98, 41,638.32 and 16,744.26

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Solution

The fourth proportional to 30,173.98, 41,638.32 and 16,744.26 is: 23,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,173.98 : 41,638.32 = 16,744.26 : x
  2. Step 2: Convert to fraction form
    30,173.98/41,638.32 = 16,744.26/x
  3. Step 3: Cross multiply
    30,173.98x = 41,638.32 × 16,744.26
  4. Step 4: Simplify right side
    30,173.98x = 697,202,856.04
  5. Step 5: Solve for x
    x = 697,202,856.04/30,173.98
  6. Step 6: Final answer
    x = 23,106.10

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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.