Home / 23,928.91-33,021.89-13,320.59

Finding the Fourth Proportional to 23,928.91, 33,021.89 and 13,320.59

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Solution

The fourth proportional to 23,928.91, 33,021.89 and 13,320.59 is: 18,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,928.91 : 33,021.89 = 13,320.59 : x
  2. Step 2: Convert to fraction form
    23,928.91/33,021.89 = 13,320.59/x
  3. Step 3: Cross multiply
    23,928.91x = 33,021.89 × 13,320.59
  4. Step 4: Simplify right side
    23,928.91x = 439,871,057.72
  5. Step 5: Solve for x
    x = 439,871,057.72/23,928.91
  6. Step 6: Final answer
    x = 18,382.41

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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.