Home / 13,412.66-20,112.44-4,050.95

Finding the Fourth Proportional to 13,412.66, 20,112.44 and 4,050.95

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Solution

The fourth proportional to 13,412.66, 20,112.44 and 4,050.95 is: 6,074.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,412.66 : 20,112.44 = 4,050.95 : x
  2. Step 2: Convert to fraction form
    13,412.66/20,112.44 = 4,050.95/x
  3. Step 3: Cross multiply
    13,412.66x = 20,112.44 × 4,050.95
  4. Step 4: Simplify right side
    13,412.66x = 81,474,368.00
  5. Step 5: Solve for x
    x = 81,474,368.00/13,412.66
  6. Step 6: Final answer
    x = 6,074.44

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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.