Home / 15,512.40-23,268.60-4,419.45

Finding the Fourth Proportional to 15,512.40, 23,268.60 and 4,419.45

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Solution

The fourth proportional to 15,512.40, 23,268.60 and 4,419.45 is: 6,629.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,512.40 : 23,268.60 = 4,419.45 : x
  2. Step 2: Convert to fraction form
    15,512.40/23,268.60 = 4,419.45/x
  3. Step 3: Cross multiply
    15,512.40x = 23,268.60 × 4,419.45
  4. Step 4: Simplify right side
    15,512.40x = 102,834,414.27
  5. Step 5: Solve for x
    x = 102,834,414.27/15,512.40
  6. Step 6: Final answer
    x = 6,629.18

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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.