Home / 33,419.16-46,118.40-18,515.16

Finding the Fourth Proportional to 33,419.16, 46,118.40 and 18,515.16

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Solution

The fourth proportional to 33,419.16, 46,118.40 and 18,515.16 is: 25,550.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,419.16 : 46,118.40 = 18,515.16 : x
  2. Step 2: Convert to fraction form
    33,419.16/46,118.40 = 18,515.16/x
  3. Step 3: Cross multiply
    33,419.16x = 46,118.40 × 18,515.16
  4. Step 4: Simplify right side
    33,419.16x = 853,889,554.94
  5. Step 5: Solve for x
    x = 853,889,554.94/33,419.16
  6. Step 6: Final answer
    x = 25,550.90

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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.