Home / 33,293.12-45,944.96-18,389.12

Finding the Fourth Proportional to 33,293.12, 45,944.96 and 18,389.12

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Solution

The fourth proportional to 33,293.12, 45,944.96 and 18,389.12 is: 25,377.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,293.12 : 45,944.96 = 18,389.12 : x
  2. Step 2: Convert to fraction form
    33,293.12/45,944.96 = 18,389.12/x
  3. Step 3: Cross multiply
    33,293.12x = 45,944.96 × 18,389.12
  4. Step 4: Simplify right side
    33,293.12x = 844,887,382.84
  5. Step 5: Solve for x
    x = 844,887,382.84/33,293.12
  6. Step 6: Final answer
    x = 25,377.24

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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.