Home / 13,269.05-19,911.33-4,954.80

Finding the Fourth Proportional to 13,269.05, 19,911.33 and 4,954.80

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Solution

The fourth proportional to 13,269.05, 19,911.33 and 4,954.80 is: 7,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269.05 : 19,911.33 = 4,954.80 : x
  2. Step 2: Convert to fraction form
    13,269.05/19,911.33 = 4,954.80/x
  3. Step 3: Cross multiply
    13,269.05x = 19,911.33 × 4,954.80
  4. Step 4: Simplify right side
    13,269.05x = 98,656,633.11
  5. Step 5: Solve for x
    x = 98,656,633.11/13,269.05
  6. Step 6: Final answer
    x = 7,435.10

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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.