Home / 33,332.28-46,003.24-20,419.26

Finding the Fourth Proportional to 33,332.28, 46,003.24 and 20,419.26

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Solution

The fourth proportional to 33,332.28, 46,003.24 and 20,419.26 is: 28,181.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,332.28 : 46,003.24 = 20,419.26 : x
  2. Step 2: Convert to fraction form
    33,332.28/46,003.24 = 20,419.26/x
  3. Step 3: Cross multiply
    33,332.28x = 46,003.24 × 20,419.26
  4. Step 4: Simplify right side
    33,332.28x = 939,352,118.40
  5. Step 5: Solve for x
    x = 939,352,118.40/33,332.28
  6. Step 6: Final answer
    x = 28,181.45

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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.