Home / 33,440.75-46,147.23-18,332.89

Finding the Fourth Proportional to 33,440.75, 46,147.23 and 18,332.89

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Solution

The fourth proportional to 33,440.75, 46,147.23 and 18,332.89 is: 25,298.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,440.75 : 46,147.23 = 18,332.89 : x
  2. Step 2: Convert to fraction form
    33,440.75/46,147.23 = 18,332.89/x
  3. Step 3: Cross multiply
    33,440.75x = 46,147.23 × 18,332.89
  4. Step 4: Simplify right side
    33,440.75x = 846,012,149.08
  5. Step 5: Solve for x
    x = 846,012,149.08/33,440.75
  6. Step 6: Final answer
    x = 25,298.84

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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.