Home / 33,669-46,463.36-18,561.31

Finding the Fourth Proportional to 33,669, 46,463.36 and 18,561.31

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Solution

The fourth proportional to 33,669, 46,463.36 and 18,561.31 is: 25,614.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,669 : 46,463.36 = 18,561.31 : x
  2. Step 2: Convert to fraction form
    33,669/46,463.36 = 18,561.31/x
  3. Step 3: Cross multiply
    33,669x = 46,463.36 × 18,561.31
  4. Step 4: Simplify right side
    33,669x = 862,420,828.60
  5. Step 5: Solve for x
    x = 862,420,828.60/33,669
  6. Step 6: Final answer
    x = 25,614.68

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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.