Home / 13,544.18-20,301.44-6,970.73

Finding the Fourth Proportional to 13,544.18, 20,301.44 and 6,970.73

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Solution

The fourth proportional to 13,544.18, 20,301.44 and 6,970.73 is: 10,448.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.18 : 20,301.44 = 6,970.73 : x
  2. Step 2: Convert to fraction form
    13,544.18/20,301.44 = 6,970.73/x
  3. Step 3: Cross multiply
    13,544.18x = 20,301.44 × 6,970.73
  4. Step 4: Simplify right side
    13,544.18x = 141,515,720.49
  5. Step 5: Solve for x
    x = 141,515,720.49/13,544.18
  6. Step 6: Final answer
    x = 10,448.45

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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.