Home / 13,993.24-20,984.82-4,631.53

Finding the Fourth Proportional to 13,993.24, 20,984.82 and 4,631.53

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Solution

The fourth proportional to 13,993.24, 20,984.82 and 4,631.53 is: 6,945.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,993.24 : 20,984.82 = 4,631.53 : x
  2. Step 2: Convert to fraction form
    13,993.24/20,984.82 = 4,631.53/x
  3. Step 3: Cross multiply
    13,993.24x = 20,984.82 × 4,631.53
  4. Step 4: Simplify right side
    13,993.24x = 97,191,823.37
  5. Step 5: Solve for x
    x = 97,191,823.37/13,993.24
  6. Step 6: Final answer
    x = 6,945.63

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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.