Home / 19,081.68-28,625.58-9,221.67

Finding the Fourth Proportional to 19,081.68, 28,625.58 and 9,221.67

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Solution

The fourth proportional to 19,081.68, 28,625.58 and 9,221.67 is: 13,833.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.68 : 28,625.58 = 9,221.67 : x
  2. Step 2: Convert to fraction form
    19,081.68/28,625.58 = 9,221.67/x
  3. Step 3: Cross multiply
    19,081.68x = 28,625.58 × 9,221.67
  4. Step 4: Simplify right side
    19,081.68x = 263,975,652.32
  5. Step 5: Solve for x
    x = 263,975,652.32/19,081.68
  6. Step 6: Final answer
    x = 13,833.98

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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.