Home / 33,720.49-46,530.96-18,612.18

Finding the Fourth Proportional to 33,720.49, 46,530.96 and 18,612.18

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Solution

The fourth proportional to 33,720.49, 46,530.96 and 18,612.18 is: 25,682.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.49 : 46,530.96 = 18,612.18 : x
  2. Step 2: Convert to fraction form
    33,720.49/46,530.96 = 18,612.18/x
  3. Step 3: Cross multiply
    33,720.49x = 46,530.96 × 18,612.18
  4. Step 4: Simplify right side
    33,720.49x = 866,042,603.09
  5. Step 5: Solve for x
    x = 866,042,603.09/33,720.49
  6. Step 6: Final answer
    x = 25,682.98

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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.