Home / 45,495.44-68,243.08-20,544.24

Finding the Fourth Proportional to 45,495.44, 68,243.08 and 20,544.24

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Solution

The fourth proportional to 45,495.44, 68,243.08 and 20,544.24 is: 30,816.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495.44 : 68,243.08 = 20,544.24 : x
  2. Step 2: Convert to fraction form
    45,495.44/68,243.08 = 20,544.24/x
  3. Step 3: Cross multiply
    45,495.44x = 68,243.08 × 20,544.24
  4. Step 4: Simplify right side
    45,495.44x = 1,402,002,213.86
  5. Step 5: Solve for x
    x = 1,402,002,213.86/45,495.44
  6. Step 6: Final answer
    x = 30,816.32

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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.