Home / 33,427.06-46,129.34-18,319.58

Finding the Fourth Proportional to 33,427.06, 46,129.34 and 18,319.58

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Solution

The fourth proportional to 33,427.06, 46,129.34 and 18,319.58 is: 25,281.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,427.06 : 46,129.34 = 18,319.58 : x
  2. Step 2: Convert to fraction form
    33,427.06/46,129.34 = 18,319.58/x
  3. Step 3: Cross multiply
    33,427.06x = 46,129.34 × 18,319.58
  4. Step 4: Simplify right side
    33,427.06x = 845,070,134.48
  5. Step 5: Solve for x
    x = 845,070,134.48/33,427.06
  6. Step 6: Final answer
    x = 25,281.02

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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.