Home / 19,202.04-28,806.95-8,108.69

Finding the Fourth Proportional to 19,202.04, 28,806.95 and 8,108.69

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Solution

The fourth proportional to 19,202.04, 28,806.95 and 8,108.69 is: 12,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.04 : 28,806.95 = 8,108.69 : x
  2. Step 2: Convert to fraction form
    19,202.04/28,806.95 = 8,108.69/x
  3. Step 3: Cross multiply
    19,202.04x = 28,806.95 × 8,108.69
  4. Step 4: Simplify right side
    19,202.04x = 233,586,503.63
  5. Step 5: Solve for x
    x = 233,586,503.63/19,202.04
  6. Step 6: Final answer
    x = 12,164.67

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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.