Home / 14,104.36-19,464.78-7,817.32

Finding the Fourth Proportional to 14,104.36, 19,464.78 and 7,817.32

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Solution

The fourth proportional to 14,104.36, 19,464.78 and 7,817.32 is: 10,788.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.36 : 19,464.78 = 7,817.32 : x
  2. Step 2: Convert to fraction form
    14,104.36/19,464.78 = 7,817.32/x
  3. Step 3: Cross multiply
    14,104.36x = 19,464.78 × 7,817.32
  4. Step 4: Simplify right side
    14,104.36x = 152,162,413.99
  5. Step 5: Solve for x
    x = 152,162,413.99/14,104.36
  6. Step 6: Final answer
    x = 10,788.32

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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.