Home / 13,448.71-20,173.16-4,683.60

Finding the Fourth Proportional to 13,448.71, 20,173.16 and 4,683.60

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Solution

The fourth proportional to 13,448.71, 20,173.16 and 4,683.60 is: 7,025.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.71 : 20,173.16 = 4,683.60 : x
  2. Step 2: Convert to fraction form
    13,448.71/20,173.16 = 4,683.60/x
  3. Step 3: Cross multiply
    13,448.71x = 20,173.16 × 4,683.60
  4. Step 4: Simplify right side
    13,448.71x = 94,483,023.89
  5. Step 5: Solve for x
    x = 94,483,023.89/13,448.71
  6. Step 6: Final answer
    x = 7,025.44

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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.