Home / 30,236.26-45,355.40-13,596.34

Finding the Fourth Proportional to 30,236.26, 45,355.40 and 13,596.34

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Solution

The fourth proportional to 30,236.26, 45,355.40 and 13,596.34 is: 20,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236.26 : 45,355.40 = 13,596.34 : x
  2. Step 2: Convert to fraction form
    30,236.26/45,355.40 = 13,596.34/x
  3. Step 3: Cross multiply
    30,236.26x = 45,355.40 × 13,596.34
  4. Step 4: Simplify right side
    30,236.26x = 616,667,439.24
  5. Step 5: Solve for x
    x = 616,667,439.24/30,236.26
  6. Step 6: Final answer
    x = 20,394.96

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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.