Home / 19,080.31-28,621.73-6,601.54

Finding the Fourth Proportional to 19,080.31, 28,621.73 and 6,601.54

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Solution

The fourth proportional to 19,080.31, 28,621.73 and 6,601.54 is: 9,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.31 : 28,621.73 = 6,601.54 : x
  2. Step 2: Convert to fraction form
    19,080.31/28,621.73 = 6,601.54/x
  3. Step 3: Cross multiply
    19,080.31x = 28,621.73 × 6,601.54
  4. Step 4: Simplify right side
    19,080.31x = 188,947,495.46
  5. Step 5: Solve for x
    x = 188,947,495.46/19,080.31
  6. Step 6: Final answer
    x = 9,902.75

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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.