Home / 16,815.64-25,220.61-4,806.94

Finding the Fourth Proportional to 16,815.64, 25,220.61 and 4,806.94

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Solution

The fourth proportional to 16,815.64, 25,220.61 and 4,806.94 is: 7,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.64 : 25,220.61 = 4,806.94 : x
  2. Step 2: Convert to fraction form
    16,815.64/25,220.61 = 4,806.94/x
  3. Step 3: Cross multiply
    16,815.64x = 25,220.61 × 4,806.94
  4. Step 4: Simplify right side
    16,815.64x = 121,233,959.03
  5. Step 5: Solve for x
    x = 121,233,959.03/16,815.64
  6. Step 6: Final answer
    x = 7,209.60

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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.