Home / 33,390.49-46,078.96-18,077.20

Finding the Fourth Proportional to 33,390.49, 46,078.96 and 18,077.20

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Solution

The fourth proportional to 33,390.49, 46,078.96 and 18,077.20 is: 24,946.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,390.49 : 46,078.96 = 18,077.20 : x
  2. Step 2: Convert to fraction form
    33,390.49/46,078.96 = 18,077.20/x
  3. Step 3: Cross multiply
    33,390.49x = 46,078.96 × 18,077.20
  4. Step 4: Simplify right side
    33,390.49x = 832,978,613.53
  5. Step 5: Solve for x
    x = 832,978,613.53/33,390.49
  6. Step 6: Final answer
    x = 24,946.58

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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.