Home / 14,441.25-19,928.93-8,154.03

Finding the Fourth Proportional to 14,441.25, 19,928.93 and 8,154.03

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Solution

The fourth proportional to 14,441.25, 19,928.93 and 8,154.03 is: 11,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.25 : 19,928.93 = 8,154.03 : x
  2. Step 2: Convert to fraction form
    14,441.25/19,928.93 = 8,154.03/x
  3. Step 3: Cross multiply
    14,441.25x = 19,928.93 × 8,154.03
  4. Step 4: Simplify right side
    14,441.25x = 162,501,093.09
  5. Step 5: Solve for x
    x = 162,501,093.09/14,441.25
  6. Step 6: Final answer
    x = 11,252.56

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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.