Home / 14,647.69-21,974.78-4,260.25

Finding the Fourth Proportional to 14,647.69, 21,974.78 and 4,260.25

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Solution

The fourth proportional to 14,647.69, 21,974.78 and 4,260.25 is: 6,391.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.69 : 21,974.78 = 4,260.25 : x
  2. Step 2: Convert to fraction form
    14,647.69/21,974.78 = 4,260.25/x
  3. Step 3: Cross multiply
    14,647.69x = 21,974.78 × 4,260.25
  4. Step 4: Simplify right side
    14,647.69x = 93,618,056.50
  5. Step 5: Solve for x
    x = 93,618,056.50/14,647.69
  6. Step 6: Final answer
    x = 6,391.32

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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.