Home / 33,426.56-46,129.25-18,318.22

Finding the Fourth Proportional to 33,426.56, 46,129.25 and 18,318.22

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Solution

The fourth proportional to 33,426.56, 46,129.25 and 18,318.22 is: 25,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,426.56 : 46,129.25 = 18,318.22 : x
  2. Step 2: Convert to fraction form
    33,426.56/46,129.25 = 18,318.22/x
  3. Step 3: Cross multiply
    33,426.56x = 46,129.25 × 18,318.22
  4. Step 4: Simplify right side
    33,426.56x = 845,005,427.70
  5. Step 5: Solve for x
    x = 845,005,427.70/33,426.56
  6. Step 6: Final answer
    x = 25,279.46

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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.