Home / 14,207.40-21,310.32-4,346.76

Finding the Fourth Proportional to 14,207.40, 21,310.32 and 4,346.76

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Solution

The fourth proportional to 14,207.40, 21,310.32 and 4,346.76 is: 6,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.40 : 21,310.32 = 4,346.76 : x
  2. Step 2: Convert to fraction form
    14,207.40/21,310.32 = 4,346.76/x
  3. Step 3: Cross multiply
    14,207.40x = 21,310.32 × 4,346.76
  4. Step 4: Simplify right side
    14,207.40x = 92,630,846.56
  5. Step 5: Solve for x
    x = 92,630,846.56/14,207.40
  6. Step 6: Final answer
    x = 6,519.90

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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.