Home / 19,039.06-28,542.15-7,360.48

Finding the Fourth Proportional to 19,039.06, 28,542.15 and 7,360.48

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Solution

The fourth proportional to 19,039.06, 28,542.15 and 7,360.48 is: 11,034.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.06 : 28,542.15 = 7,360.48 : x
  2. Step 2: Convert to fraction form
    19,039.06/28,542.15 = 7,360.48/x
  3. Step 3: Cross multiply
    19,039.06x = 28,542.15 × 7,360.48
  4. Step 4: Simplify right side
    19,039.06x = 210,083,924.23
  5. Step 5: Solve for x
    x = 210,083,924.23/19,039.06
  6. Step 6: Final answer
    x = 11,034.36

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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.