Home / 33,986.70-46,909.14-18,884.55

Finding the Fourth Proportional to 33,986.70, 46,909.14 and 18,884.55

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Solution

The fourth proportional to 33,986.70, 46,909.14 and 18,884.55 is: 26,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,986.70 : 46,909.14 = 18,884.55 : x
  2. Step 2: Convert to fraction form
    33,986.70/46,909.14 = 18,884.55/x
  3. Step 3: Cross multiply
    33,986.70x = 46,909.14 × 18,884.55
  4. Step 4: Simplify right side
    33,986.70x = 885,857,999.79
  5. Step 5: Solve for x
    x = 885,857,999.79/33,986.70
  6. Step 6: Final answer
    x = 26,064.85

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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.