Home / 13,511.37-20,270.25-4,627.14

Finding the Fourth Proportional to 13,511.37, 20,270.25 and 4,627.14

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Solution

The fourth proportional to 13,511.37, 20,270.25 and 4,627.14 is: 6,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511.37 : 20,270.25 = 4,627.14 : x
  2. Step 2: Convert to fraction form
    13,511.37/20,270.25 = 4,627.14/x
  3. Step 3: Cross multiply
    13,511.37x = 20,270.25 × 4,627.14
  4. Step 4: Simplify right side
    13,511.37x = 93,793,284.59
  5. Step 5: Solve for x
    x = 93,793,284.59/13,511.37
  6. Step 6: Final answer
    x = 6,941.80

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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.