Home / 19,240.58-28,860.71-10,360.07

Finding the Fourth Proportional to 19,240.58, 28,860.71 and 10,360.07

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Solution

The fourth proportional to 19,240.58, 28,860.71 and 10,360.07 is: 15,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,240.58 : 28,860.71 = 10,360.07 : x
  2. Step 2: Convert to fraction form
    19,240.58/28,860.71 = 10,360.07/x
  3. Step 3: Cross multiply
    19,240.58x = 28,860.71 × 10,360.07
  4. Step 4: Simplify right side
    19,240.58x = 298,998,975.85
  5. Step 5: Solve for x
    x = 298,998,975.85/19,240.58
  6. Step 6: Final answer
    x = 15,540.02

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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.