Home / 33,871.29-46,740.51-18,762.75

Finding the Fourth Proportional to 33,871.29, 46,740.51 and 18,762.75

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Solution

The fourth proportional to 33,871.29, 46,740.51 and 18,762.75 is: 25,891.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,871.29 : 46,740.51 = 18,762.75 : x
  2. Step 2: Convert to fraction form
    33,871.29/46,740.51 = 18,762.75/x
  3. Step 3: Cross multiply
    33,871.29x = 46,740.51 × 18,762.75
  4. Step 4: Simplify right side
    33,871.29x = 876,980,504.00
  5. Step 5: Solve for x
    x = 876,980,504.00/33,871.29
  6. Step 6: Final answer
    x = 25,891.56

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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.