Home / 19,038.56-28,556.96-4,998.24

Finding the Fourth Proportional to 19,038.56, 28,556.96 and 4,998.24

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Solution

The fourth proportional to 19,038.56, 28,556.96 and 4,998.24 is: 7,497.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.56 : 28,556.96 = 4,998.24 : x
  2. Step 2: Convert to fraction form
    19,038.56/28,556.96 = 4,998.24/x
  3. Step 3: Cross multiply
    19,038.56x = 28,556.96 × 4,998.24
  4. Step 4: Simplify right side
    19,038.56x = 142,734,539.75
  5. Step 5: Solve for x
    x = 142,734,539.75/19,038.56
  6. Step 6: Final answer
    x = 7,497.13

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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.