Home / 33,554.08-46,305.76-18,447.28

Finding the Fourth Proportional to 33,554.08, 46,305.76 and 18,447.28

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Solution

The fourth proportional to 33,554.08, 46,305.76 and 18,447.28 is: 25,457.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,554.08 : 46,305.76 = 18,447.28 : x
  2. Step 2: Convert to fraction form
    33,554.08/46,305.76 = 18,447.28/x
  3. Step 3: Cross multiply
    33,554.08x = 46,305.76 × 18,447.28
  4. Step 4: Simplify right side
    33,554.08x = 854,215,320.33
  5. Step 5: Solve for x
    x = 854,215,320.33/33,554.08
  6. Step 6: Final answer
    x = 25,457.87

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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.