Home / 30,263.37-45,379.44-13,609.23

Finding the Fourth Proportional to 30,263.37, 45,379.44 and 13,609.23

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Solution

The fourth proportional to 30,263.37, 45,379.44 and 13,609.23 is: 20,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.37 : 45,379.44 = 13,609.23 : x
  2. Step 2: Convert to fraction form
    30,263.37/45,379.44 = 13,609.23/x
  3. Step 3: Cross multiply
    30,263.37x = 45,379.44 × 13,609.23
  4. Step 4: Simplify right side
    30,263.37x = 617,579,236.23
  5. Step 5: Solve for x
    x = 617,579,236.23/30,263.37
  6. Step 6: Final answer
    x = 20,406.82

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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.