Home / 13,074.24-19,611.96-6,416.76

Finding the Fourth Proportional to 13,074.24, 19,611.96 and 6,416.76

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Solution

The fourth proportional to 13,074.24, 19,611.96 and 6,416.76 is: 9,625.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,074.24 : 19,611.96 = 6,416.76 : x
  2. Step 2: Convert to fraction form
    13,074.24/19,611.96 = 6,416.76/x
  3. Step 3: Cross multiply
    13,074.24x = 19,611.96 × 6,416.76
  4. Step 4: Simplify right side
    13,074.24x = 125,845,240.45
  5. Step 5: Solve for x
    x = 125,845,240.45/13,074.24
  6. Step 6: Final answer
    x = 9,625.43

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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.