Home / 14,618.94-21,928.50-4,759.08

Finding the Fourth Proportional to 14,618.94, 21,928.50 and 4,759.08

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Solution

The fourth proportional to 14,618.94, 21,928.50 and 4,759.08 is: 7,138.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.94 : 21,928.50 = 4,759.08 : x
  2. Step 2: Convert to fraction form
    14,618.94/21,928.50 = 4,759.08/x
  3. Step 3: Cross multiply
    14,618.94x = 21,928.50 × 4,759.08
  4. Step 4: Simplify right side
    14,618.94x = 104,359,485.78
  5. Step 5: Solve for x
    x = 104,359,485.78/14,618.94
  6. Step 6: Final answer
    x = 7,138.65

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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.