Home / 17,788.62-24,529.86-15,279.03

Finding the Fourth Proportional to 17,788.62, 24,529.86 and 15,279.03

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Solution

The fourth proportional to 17,788.62, 24,529.86 and 15,279.03 is: 21,069.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,788.62 : 24,529.86 = 15,279.03 : x
  2. Step 2: Convert to fraction form
    17,788.62/24,529.86 = 15,279.03/x
  3. Step 3: Cross multiply
    17,788.62x = 24,529.86 × 15,279.03
  4. Step 4: Simplify right side
    17,788.62x = 374,792,466.84
  5. Step 5: Solve for x
    x = 374,792,466.84/17,788.62
  6. Step 6: Final answer
    x = 21,069.23

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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.