Home / 14,113.20-21,162.96-4,250.64

Finding the Fourth Proportional to 14,113.20, 21,162.96 and 4,250.64

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Solution

The fourth proportional to 14,113.20, 21,162.96 and 4,250.64 is: 6,373.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,113.20 : 21,162.96 = 4,250.64 : x
  2. Step 2: Convert to fraction form
    14,113.20/21,162.96 = 4,250.64/x
  3. Step 3: Cross multiply
    14,113.20x = 21,162.96 × 4,250.64
  4. Step 4: Simplify right side
    14,113.20x = 89,956,124.29
  5. Step 5: Solve for x
    x = 89,956,124.29/14,113.20
  6. Step 6: Final answer
    x = 6,373.90

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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.