Home / 14,003.41-20,999.64-6,206.75

Finding the Fourth Proportional to 14,003.41, 20,999.64 and 6,206.75

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Solution

The fourth proportional to 14,003.41, 20,999.64 and 6,206.75 is: 9,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.41 : 20,999.64 = 6,206.75 : x
  2. Step 2: Convert to fraction form
    14,003.41/20,999.64 = 6,206.75/x
  3. Step 3: Cross multiply
    14,003.41x = 20,999.64 × 6,206.75
  4. Step 4: Simplify right side
    14,003.41x = 130,339,515.57
  5. Step 5: Solve for x
    x = 130,339,515.57/14,003.41
  6. Step 6: Final answer
    x = 9,307.70

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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.