Home / 13,642.24-20,463.60-4,883.44

Finding the Fourth Proportional to 13,642.24, 20,463.60 and 4,883.44

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Solution

The fourth proportional to 13,642.24, 20,463.60 and 4,883.44 is: 7,325.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,642.24 : 20,463.60 = 4,883.44 : x
  2. Step 2: Convert to fraction form
    13,642.24/20,463.60 = 4,883.44/x
  3. Step 3: Cross multiply
    13,642.24x = 20,463.60 × 4,883.44
  4. Step 4: Simplify right side
    13,642.24x = 99,932,762.78
  5. Step 5: Solve for x
    x = 99,932,762.78/13,642.24
  6. Step 6: Final answer
    x = 7,325.25

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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.