Home / 33,427.54-46,128.18-18,319.96

Finding the Fourth Proportional to 33,427.54, 46,128.18 and 18,319.96

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Solution

The fourth proportional to 33,427.54, 46,128.18 and 18,319.96 is: 25,280.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,427.54 : 46,128.18 = 18,319.96 : x
  2. Step 2: Convert to fraction form
    33,427.54/46,128.18 = 18,319.96/x
  3. Step 3: Cross multiply
    33,427.54x = 46,128.18 × 18,319.96
  4. Step 4: Simplify right side
    33,427.54x = 845,066,412.47
  5. Step 5: Solve for x
    x = 845,066,412.47/33,427.54
  6. Step 6: Final answer
    x = 25,280.54

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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.