Home / 15,469.97-23,157.41-9,928.67

Finding the Fourth Proportional to 15,469.97, 23,157.41 and 9,928.67

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Solution

The fourth proportional to 15,469.97, 23,157.41 and 9,928.67 is: 14,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,469.97 : 23,157.41 = 9,928.67 : x
  2. Step 2: Convert to fraction form
    15,469.97/23,157.41 = 9,928.67/x
  3. Step 3: Cross multiply
    15,469.97x = 23,157.41 × 9,928.67
  4. Step 4: Simplify right side
    15,469.97x = 229,922,116.51
  5. Step 5: Solve for x
    x = 229,922,116.51/15,469.97
  6. Step 6: Final answer
    x = 14,862.48

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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.