Home / 33,457.78-46,168.41-19,315.18

Finding the Fourth Proportional to 33,457.78, 46,168.41 and 19,315.18

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Solution

The fourth proportional to 33,457.78, 46,168.41 and 19,315.18 is: 26,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,457.78 : 46,168.41 = 19,315.18 : x
  2. Step 2: Convert to fraction form
    33,457.78/46,168.41 = 19,315.18/x
  3. Step 3: Cross multiply
    33,457.78x = 46,168.41 × 19,315.18
  4. Step 4: Simplify right side
    33,457.78x = 891,751,149.46
  5. Step 5: Solve for x
    x = 891,751,149.46/33,457.78
  6. Step 6: Final answer
    x = 26,653.03

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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.