Home / 19,334.20-28,967.70-8,924.60

Finding the Fourth Proportional to 19,334.20, 28,967.70 and 8,924.60

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Solution

The fourth proportional to 19,334.20, 28,967.70 and 8,924.60 is: 13,371.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.20 : 28,967.70 = 8,924.60 : x
  2. Step 2: Convert to fraction form
    19,334.20/28,967.70 = 8,924.60/x
  3. Step 3: Cross multiply
    19,334.20x = 28,967.70 × 8,924.60
  4. Step 4: Simplify right side
    19,334.20x = 258,525,135.42
  5. Step 5: Solve for x
    x = 258,525,135.42/19,334.20
  6. Step 6: Final answer
    x = 13,371.39

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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.