Home / 33,509.09-46,239.05-20,079.99

Finding the Fourth Proportional to 33,509.09, 46,239.05 and 20,079.99

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Solution

The fourth proportional to 33,509.09, 46,239.05 and 20,079.99 is: 27,708.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,509.09 : 46,239.05 = 20,079.99 : x
  2. Step 2: Convert to fraction form
    33,509.09/46,239.05 = 20,079.99/x
  3. Step 3: Cross multiply
    33,509.09x = 46,239.05 × 20,079.99
  4. Step 4: Simplify right side
    33,509.09x = 928,479,711.81
  5. Step 5: Solve for x
    x = 928,479,711.81/33,509.09
  6. Step 6: Final answer
    x = 27,708.29

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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.