Home / 33,328.09-49,991.10-13,606.84

Finding the Fourth Proportional to 33,328.09, 49,991.10 and 13,606.84

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Solution

The fourth proportional to 33,328.09, 49,991.10 and 13,606.84 is: 20,409.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,328.09 : 49,991.10 = 13,606.84 : x
  2. Step 2: Convert to fraction form
    33,328.09/49,991.10 = 13,606.84/x
  3. Step 3: Cross multiply
    33,328.09x = 49,991.10 × 13,606.84
  4. Step 4: Simplify right side
    33,328.09x = 680,220,899.12
  5. Step 5: Solve for x
    x = 680,220,899.12/33,328.09
  6. Step 6: Final answer
    x = 20,409.84

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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.