Home / 13,093.66-19,643.56-4,328.56

Finding the Fourth Proportional to 13,093.66, 19,643.56 and 4,328.56

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Solution

The fourth proportional to 13,093.66, 19,643.56 and 4,328.56 is: 6,493.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.66 : 19,643.56 = 4,328.56 : x
  2. Step 2: Convert to fraction form
    13,093.66/19,643.56 = 4,328.56/x
  3. Step 3: Cross multiply
    13,093.66x = 19,643.56 × 4,328.56
  4. Step 4: Simplify right side
    13,093.66x = 85,028,328.07
  5. Step 5: Solve for x
    x = 85,028,328.07/13,093.66
  6. Step 6: Final answer
    x = 6,493.85

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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.