Home / 33,986.10-46,900.16-18,878.08

Finding the Fourth Proportional to 33,986.10, 46,900.16 and 18,878.08

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Solution

The fourth proportional to 33,986.10, 46,900.16 and 18,878.08 is: 26,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,986.10 : 46,900.16 = 18,878.08 : x
  2. Step 2: Convert to fraction form
    33,986.10/46,900.16 = 18,878.08/x
  3. Step 3: Cross multiply
    33,986.10x = 46,900.16 × 18,878.08
  4. Step 4: Simplify right side
    33,986.10x = 885,384,760.85
  5. Step 5: Solve for x
    x = 885,384,760.85/33,986.10
  6. Step 6: Final answer
    x = 26,051.38

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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.