Home / 12,736.51-19,104.77-4,416.53

Finding the Fourth Proportional to 12,736.51, 19,104.77 and 4,416.53

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Solution

The fourth proportional to 12,736.51, 19,104.77 and 4,416.53 is: 6,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,736.51 : 19,104.77 = 4,416.53 : x
  2. Step 2: Convert to fraction form
    12,736.51/19,104.77 = 4,416.53/x
  3. Step 3: Cross multiply
    12,736.51x = 19,104.77 × 4,416.53
  4. Step 4: Simplify right side
    12,736.51x = 84,376,789.85
  5. Step 5: Solve for x
    x = 84,376,789.85/12,736.51
  6. Step 6: Final answer
    x = 6,624.80

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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.