Home / 14,149.41-21,227.40-4,153.75

Finding the Fourth Proportional to 14,149.41, 21,227.40 and 4,153.75

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Solution

The fourth proportional to 14,149.41, 21,227.40 and 4,153.75 is: 6,231.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,149.41 : 21,227.40 = 4,153.75 : x
  2. Step 2: Convert to fraction form
    14,149.41/21,227.40 = 4,153.75/x
  3. Step 3: Cross multiply
    14,149.41x = 21,227.40 × 4,153.75
  4. Step 4: Simplify right side
    14,149.41x = 88,173,312.75
  5. Step 5: Solve for x
    x = 88,173,312.75/14,149.41
  6. Step 6: Final answer
    x = 6,231.59

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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.