Home / 13,635.02-20,454.86-4,273.25

Finding the Fourth Proportional to 13,635.02, 20,454.86 and 4,273.25

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Solution

The fourth proportional to 13,635.02, 20,454.86 and 4,273.25 is: 6,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635.02 : 20,454.86 = 4,273.25 : x
  2. Step 2: Convert to fraction form
    13,635.02/20,454.86 = 4,273.25/x
  3. Step 3: Cross multiply
    13,635.02x = 20,454.86 × 4,273.25
  4. Step 4: Simplify right side
    13,635.02x = 87,408,638.90
  5. Step 5: Solve for x
    x = 87,408,638.90/13,635.02
  6. Step 6: Final answer
    x = 6,410.60

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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.