Home / 13,796.89-20,695.34-4,436.71

Finding the Fourth Proportional to 13,796.89, 20,695.34 and 4,436.71

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Solution

The fourth proportional to 13,796.89, 20,695.34 and 4,436.71 is: 6,655.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796.89 : 20,695.34 = 4,436.71 : x
  2. Step 2: Convert to fraction form
    13,796.89/20,695.34 = 4,436.71/x
  3. Step 3: Cross multiply
    13,796.89x = 20,695.34 × 4,436.71
  4. Step 4: Simplify right side
    13,796.89x = 91,819,134.51
  5. Step 5: Solve for x
    x = 91,819,134.51/13,796.89
  6. Step 6: Final answer
    x = 6,655.06

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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.