Home / 19,019.06-28,529.22-6,538.97

Finding the Fourth Proportional to 19,019.06, 28,529.22 and 6,538.97

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Solution

The fourth proportional to 19,019.06, 28,529.22 and 6,538.97 is: 9,808.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.06 : 28,529.22 = 6,538.97 : x
  2. Step 2: Convert to fraction form
    19,019.06/28,529.22 = 6,538.97/x
  3. Step 3: Cross multiply
    19,019.06x = 28,529.22 × 6,538.97
  4. Step 4: Simplify right side
    19,019.06x = 186,551,571.06
  5. Step 5: Solve for x
    x = 186,551,571.06/19,019.06
  6. Step 6: Final answer
    x = 9,808.67

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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.