Home / 13,447.48-20,173.96-4,683.08

Finding the Fourth Proportional to 13,447.48, 20,173.96 and 4,683.08

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Solution

The fourth proportional to 13,447.48, 20,173.96 and 4,683.08 is: 7,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447.48 : 20,173.96 = 4,683.08 : x
  2. Step 2: Convert to fraction form
    13,447.48/20,173.96 = 4,683.08/x
  3. Step 3: Cross multiply
    13,447.48x = 20,173.96 × 4,683.08
  4. Step 4: Simplify right side
    13,447.48x = 94,476,268.60
  5. Step 5: Solve for x
    x = 94,476,268.60/13,447.48
  6. Step 6: Final answer
    x = 7,025.57

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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.