Home / 33,909.60-46,790.85-18,802.11

Finding the Fourth Proportional to 33,909.60, 46,790.85 and 18,802.11

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Solution

The fourth proportional to 33,909.60, 46,790.85 and 18,802.11 is: 25,944.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,909.60 : 46,790.85 = 18,802.11 : x
  2. Step 2: Convert to fraction form
    33,909.60/46,790.85 = 18,802.11/x
  3. Step 3: Cross multiply
    33,909.60x = 46,790.85 × 18,802.11
  4. Step 4: Simplify right side
    33,909.60x = 879,766,708.69
  5. Step 5: Solve for x
    x = 879,766,708.69/33,909.60
  6. Step 6: Final answer
    x = 25,944.47

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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.