Home / 14,101.60-21,149.70-4,241.20

Finding the Fourth Proportional to 14,101.60, 21,149.70 and 4,241.20

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Solution

The fourth proportional to 14,101.60, 21,149.70 and 4,241.20 is: 6,360.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.60 : 21,149.70 = 4,241.20 : x
  2. Step 2: Convert to fraction form
    14,101.60/21,149.70 = 4,241.20/x
  3. Step 3: Cross multiply
    14,101.60x = 21,149.70 × 4,241.20
  4. Step 4: Simplify right side
    14,101.60x = 89,700,107.64
  5. Step 5: Solve for x
    x = 89,700,107.64/14,101.60
  6. Step 6: Final answer
    x = 6,360.99

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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.