Home / 15,957.94-22,021.53-8,884.36

Finding the Fourth Proportional to 15,957.94, 22,021.53 and 8,884.36

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Solution

The fourth proportional to 15,957.94, 22,021.53 and 8,884.36 is: 12,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.94 : 22,021.53 = 8,884.36 : x
  2. Step 2: Convert to fraction form
    15,957.94/22,021.53 = 8,884.36/x
  3. Step 3: Cross multiply
    15,957.94x = 22,021.53 × 8,884.36
  4. Step 4: Simplify right side
    15,957.94x = 195,647,200.27
  5. Step 5: Solve for x
    x = 195,647,200.27/15,957.94
  6. Step 6: Final answer
    x = 12,260.18

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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.