Home / 14,023.46-21,038.91-4,162.82

Finding the Fourth Proportional to 14,023.46, 21,038.91 and 4,162.82

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Solution

The fourth proportional to 14,023.46, 21,038.91 and 4,162.82 is: 6,245.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,023.46 : 21,038.91 = 4,162.82 : x
  2. Step 2: Convert to fraction form
    14,023.46/21,038.91 = 4,162.82/x
  3. Step 3: Cross multiply
    14,023.46x = 21,038.91 × 4,162.82
  4. Step 4: Simplify right side
    14,023.46x = 87,581,195.33
  5. Step 5: Solve for x
    x = 87,581,195.33/14,023.46
  6. Step 6: Final answer
    x = 6,245.33

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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.