Home / 13,470.37-20,205.50-4,110.36

Finding the Fourth Proportional to 13,470.37, 20,205.50 and 4,110.36

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Solution

The fourth proportional to 13,470.37, 20,205.50 and 4,110.36 is: 6,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,470.37 : 20,205.50 = 4,110.36 : x
  2. Step 2: Convert to fraction form
    13,470.37/20,205.50 = 4,110.36/x
  3. Step 3: Cross multiply
    13,470.37x = 20,205.50 × 4,110.36
  4. Step 4: Simplify right side
    13,470.37x = 83,051,789.22
  5. Step 5: Solve for x
    x = 83,051,789.22/13,470.37
  6. Step 6: Final answer
    x = 6,165.52

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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.