Home / 33,885.61-46,763.94-18,779.92

Finding the Fourth Proportional to 33,885.61, 46,763.94 and 18,779.92

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Solution

The fourth proportional to 33,885.61, 46,763.94 and 18,779.92 is: 25,917.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.61 : 46,763.94 = 18,779.92 : x
  2. Step 2: Convert to fraction form
    33,885.61/46,763.94 = 18,779.92/x
  3. Step 3: Cross multiply
    33,885.61x = 46,763.94 × 18,779.92
  4. Step 4: Simplify right side
    33,885.61x = 878,223,052.08
  5. Step 5: Solve for x
    x = 878,223,052.08/33,885.61
  6. Step 6: Final answer
    x = 25,917.29

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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.