Home / 13,763.33-20,638.29-6,735.11

Finding the Fourth Proportional to 13,763.33, 20,638.29 and 6,735.11

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Solution

The fourth proportional to 13,763.33, 20,638.29 and 6,735.11 is: 10,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,763.33 : 20,638.29 = 6,735.11 : x
  2. Step 2: Convert to fraction form
    13,763.33/20,638.29 = 6,735.11/x
  3. Step 3: Cross multiply
    13,763.33x = 20,638.29 × 6,735.11
  4. Step 4: Simplify right side
    13,763.33x = 139,001,050.17
  5. Step 5: Solve for x
    x = 139,001,050.17/13,763.33
  6. Step 6: Final answer
    x = 10,099.38

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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.