Home / 14,098.32-21,150.99-4,237.79

Finding the Fourth Proportional to 14,098.32, 21,150.99 and 4,237.79

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Solution

The fourth proportional to 14,098.32, 21,150.99 and 4,237.79 is: 6,357.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.32 : 21,150.99 = 4,237.79 : x
  2. Step 2: Convert to fraction form
    14,098.32/21,150.99 = 4,237.79/x
  3. Step 3: Cross multiply
    14,098.32x = 21,150.99 × 4,237.79
  4. Step 4: Simplify right side
    14,098.32x = 89,633,348.16
  5. Step 5: Solve for x
    x = 89,633,348.16/14,098.32
  6. Step 6: Final answer
    x = 6,357.73

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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.