Home / 13,483.05-20,227.45-4,718.25

Finding the Fourth Proportional to 13,483.05, 20,227.45 and 4,718.25

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Solution

The fourth proportional to 13,483.05, 20,227.45 and 4,718.25 is: 7,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.05 : 20,227.45 = 4,718.25 : x
  2. Step 2: Convert to fraction form
    13,483.05/20,227.45 = 4,718.25/x
  3. Step 3: Cross multiply
    13,483.05x = 20,227.45 × 4,718.25
  4. Step 4: Simplify right side
    13,483.05x = 95,438,064.83
  5. Step 5: Solve for x
    x = 95,438,064.83/13,483.05
  6. Step 6: Final answer
    x = 7,078.38

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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.