Home / 30,220.32-41,729.27-25,210.83

Finding the Fourth Proportional to 30,220.32, 41,729.27 and 25,210.83

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Solution

The fourth proportional to 30,220.32, 41,729.27 and 25,210.83 is: 34,811.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,220.32 : 41,729.27 = 25,210.83 : x
  2. Step 2: Convert to fraction form
    30,220.32/41,729.27 = 25,210.83/x
  3. Step 3: Cross multiply
    30,220.32x = 41,729.27 × 25,210.83
  4. Step 4: Simplify right side
    30,220.32x = 1,052,029,405.94
  5. Step 5: Solve for x
    x = 1,052,029,405.94/30,220.32
  6. Step 6: Final answer
    x = 34,811.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.