Home / 14,650.16-20,202.82-13,435.96

Finding the Fourth Proportional to 14,650.16, 20,202.82 and 13,435.96

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Solution

The fourth proportional to 14,650.16, 20,202.82 and 13,435.96 is: 18,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650.16 : 20,202.82 = 13,435.96 : x
  2. Step 2: Convert to fraction form
    14,650.16/20,202.82 = 13,435.96/x
  3. Step 3: Cross multiply
    14,650.16x = 20,202.82 × 13,435.96
  4. Step 4: Simplify right side
    14,650.16x = 271,444,281.41
  5. Step 5: Solve for x
    x = 271,444,281.41/14,650.16
  6. Step 6: Final answer
    x = 18,528.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.