Home / 33,885.11-46,763.25-18,779.42

Finding the Fourth Proportional to 33,885.11, 46,763.25 and 18,779.42

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Solution

The fourth proportional to 33,885.11, 46,763.25 and 18,779.42 is: 25,916.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,885.11 : 46,763.25 = 18,779.42 : x
  2. Step 2: Convert to fraction form
    33,885.11/46,763.25 = 18,779.42/x
  3. Step 3: Cross multiply
    33,885.11x = 46,763.25 × 18,779.42
  4. Step 4: Simplify right side
    33,885.11x = 878,186,712.32
  5. Step 5: Solve for x
    x = 878,186,712.32/33,885.11
  6. Step 6: Final answer
    x = 25,916.60

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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.