Home / 19,011.44-28,498.02-7,924.26

Finding the Fourth Proportional to 19,011.44, 28,498.02 and 7,924.26

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Solution

The fourth proportional to 19,011.44, 28,498.02 and 7,924.26 is: 11,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.44 : 28,498.02 = 7,924.26 : x
  2. Step 2: Convert to fraction form
    19,011.44/28,498.02 = 7,924.26/x
  3. Step 3: Cross multiply
    19,011.44x = 28,498.02 × 7,924.26
  4. Step 4: Simplify right side
    19,011.44x = 225,825,719.97
  5. Step 5: Solve for x
    x = 225,825,719.97/19,011.44
  6. Step 6: Final answer
    x = 11,878.41

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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.