Home / 13,365.37-20,047.63-6,350.43

Finding the Fourth Proportional to 13,365.37, 20,047.63 and 6,350.43

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Solution

The fourth proportional to 13,365.37, 20,047.63 and 6,350.43 is: 9,525.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365.37 : 20,047.63 = 6,350.43 : x
  2. Step 2: Convert to fraction form
    13,365.37/20,047.63 = 6,350.43/x
  3. Step 3: Cross multiply
    13,365.37x = 20,047.63 × 6,350.43
  4. Step 4: Simplify right side
    13,365.37x = 127,311,070.98
  5. Step 5: Solve for x
    x = 127,311,070.98/13,365.37
  6. Step 6: Final answer
    x = 9,525.44

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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.