Home / 13,216.59-19,811.01-4,448.46

Finding the Fourth Proportional to 13,216.59, 19,811.01 and 4,448.46

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Solution

The fourth proportional to 13,216.59, 19,811.01 and 4,448.46 is: 6,668.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216.59 : 19,811.01 = 4,448.46 : x
  2. Step 2: Convert to fraction form
    13,216.59/19,811.01 = 4,448.46/x
  3. Step 3: Cross multiply
    13,216.59x = 19,811.01 × 4,448.46
  4. Step 4: Simplify right side
    13,216.59x = 88,128,485.54
  5. Step 5: Solve for x
    x = 88,128,485.54/13,216.59
  6. Step 6: Final answer
    x = 6,668.02

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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.