Home / 13,933.98-20,886.27-4,571.55

Finding the Fourth Proportional to 13,933.98, 20,886.27 and 4,571.55

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Solution

The fourth proportional to 13,933.98, 20,886.27 and 4,571.55 is: 6,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.98 : 20,886.27 = 4,571.55 : x
  2. Step 2: Convert to fraction form
    13,933.98/20,886.27 = 4,571.55/x
  3. Step 3: Cross multiply
    13,933.98x = 20,886.27 × 4,571.55
  4. Step 4: Simplify right side
    13,933.98x = 95,482,627.62
  5. Step 5: Solve for x
    x = 95,482,627.62/13,933.98
  6. Step 6: Final answer
    x = 6,852.50

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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.