Home / 14,000.58-20,998.98-4,140.90

Finding the Fourth Proportional to 14,000.58, 20,998.98 and 4,140.90

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Solution

The fourth proportional to 14,000.58, 20,998.98 and 4,140.90 is: 6,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.58 : 20,998.98 = 4,140.90 : x
  2. Step 2: Convert to fraction form
    14,000.58/20,998.98 = 4,140.90/x
  3. Step 3: Cross multiply
    14,000.58x = 20,998.98 × 4,140.90
  4. Step 4: Simplify right side
    14,000.58x = 86,954,676.28
  5. Step 5: Solve for x
    x = 86,954,676.28/14,000.58
  6. Step 6: Final answer
    x = 6,210.79

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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.