Home / 12,199.27-18,300.26-4,802.76

Finding the Fourth Proportional to 12,199.27, 18,300.26 and 4,802.76

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Solution

The fourth proportional to 12,199.27, 18,300.26 and 4,802.76 is: 7,204.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,199.27 : 18,300.26 = 4,802.76 : x
  2. Step 2: Convert to fraction form
    12,199.27/18,300.26 = 4,802.76/x
  3. Step 3: Cross multiply
    12,199.27x = 18,300.26 × 4,802.76
  4. Step 4: Simplify right side
    12,199.27x = 87,891,756.72
  5. Step 5: Solve for x
    x = 87,891,756.72/12,199.27
  6. Step 6: Final answer
    x = 7,204.67

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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.