Home / 33,987.53-46,904.23-18,880.12

Finding the Fourth Proportional to 33,987.53, 46,904.23 and 18,880.12

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Solution

The fourth proportional to 33,987.53, 46,904.23 and 18,880.12 is: 26,055.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,987.53 : 46,904.23 = 18,880.12 : x
  2. Step 2: Convert to fraction form
    33,987.53/46,904.23 = 18,880.12/x
  3. Step 3: Cross multiply
    33,987.53x = 46,904.23 × 18,880.12
  4. Step 4: Simplify right side
    33,987.53x = 885,557,573.14
  5. Step 5: Solve for x
    x = 885,557,573.14/33,987.53
  6. Step 6: Final answer
    x = 26,055.37

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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.