Home / 19,039.70-28,528.33-13,483.06

Finding the Fourth Proportional to 19,039.70, 28,528.33 and 13,483.06

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Solution

The fourth proportional to 19,039.70, 28,528.33 and 13,483.06 is: 20,202.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.70 : 28,528.33 = 13,483.06 : x
  2. Step 2: Convert to fraction form
    19,039.70/28,528.33 = 13,483.06/x
  3. Step 3: Cross multiply
    19,039.70x = 28,528.33 × 13,483.06
  4. Step 4: Simplify right side
    19,039.70x = 384,649,185.09
  5. Step 5: Solve for x
    x = 384,649,185.09/19,039.70
  6. Step 6: Final answer
    x = 20,202.48

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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.