Home / 19,240.50-28,777.37-11,324.15

Finding the Fourth Proportional to 19,240.50, 28,777.37 and 11,324.15

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Solution

The fourth proportional to 19,240.50, 28,777.37 and 11,324.15 is: 16,937.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.50 : 28,777.37 = 11,324.15 : x
  2. Step 2: Convert to fraction form
    19,240.50/28,777.37 = 11,324.15/x
  3. Step 3: Cross multiply
    19,240.50x = 28,777.37 × 11,324.15
  4. Step 4: Simplify right side
    19,240.50x = 325,879,053.98
  5. Step 5: Solve for x
    x = 325,879,053.98/19,240.50
  6. Step 6: Final answer
    x = 16,937.14

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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.