Home / 22,367.28-30,866.80-12,296.36

Finding the Fourth Proportional to 22,367.28, 30,866.80 and 12,296.36

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Solution

The fourth proportional to 22,367.28, 30,866.80 and 12,296.36 is: 16,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,367.28 : 30,866.80 = 12,296.36 : x
  2. Step 2: Convert to fraction form
    22,367.28/30,866.80 = 12,296.36/x
  3. Step 3: Cross multiply
    22,367.28x = 30,866.80 × 12,296.36
  4. Step 4: Simplify right side
    22,367.28x = 379,549,284.85
  5. Step 5: Solve for x
    x = 379,549,284.85/22,367.28
  6. Step 6: Final answer
    x = 16,968.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.