Home / 13,673.89-20,516.85-4,795.63

Finding the Fourth Proportional to 13,673.89, 20,516.85 and 4,795.63

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Solution

The fourth proportional to 13,673.89, 20,516.85 and 4,795.63 is: 7,195.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673.89 : 20,516.85 = 4,795.63 : x
  2. Step 2: Convert to fraction form
    13,673.89/20,516.85 = 4,795.63/x
  3. Step 3: Cross multiply
    13,673.89x = 20,516.85 × 4,795.63
  4. Step 4: Simplify right side
    13,673.89x = 98,391,221.37
  5. Step 5: Solve for x
    x = 98,391,221.37/13,673.89
  6. Step 6: Final answer
    x = 7,195.55

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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.