Home / 13,280.54-19,914.68-4,958.34

Finding the Fourth Proportional to 13,280.54, 19,914.68 and 4,958.34

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Solution

The fourth proportional to 13,280.54, 19,914.68 and 4,958.34 is: 7,435.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,280.54 : 19,914.68 = 4,958.34 : x
  2. Step 2: Convert to fraction form
    13,280.54/19,914.68 = 4,958.34/x
  3. Step 3: Cross multiply
    13,280.54x = 19,914.68 × 4,958.34
  4. Step 4: Simplify right side
    13,280.54x = 98,743,754.43
  5. Step 5: Solve for x
    x = 98,743,754.43/13,280.54
  6. Step 6: Final answer
    x = 7,435.22

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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.