Home / 13,195.34-19,800.80-4,881.19

Finding the Fourth Proportional to 13,195.34, 19,800.80 and 4,881.19

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Solution

The fourth proportional to 13,195.34, 19,800.80 and 4,881.19 is: 7,324.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195.34 : 19,800.80 = 4,881.19 : x
  2. Step 2: Convert to fraction form
    13,195.34/19,800.80 = 4,881.19/x
  3. Step 3: Cross multiply
    13,195.34x = 19,800.80 × 4,881.19
  4. Step 4: Simplify right side
    13,195.34x = 96,651,442.55
  5. Step 5: Solve for x
    x = 96,651,442.55/13,195.34
  6. Step 6: Final answer
    x = 7,324.67

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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.