Home / 33,948.72-50,934.96-13,186.80

Finding the Fourth Proportional to 33,948.72, 50,934.96 and 13,186.80

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Solution

The fourth proportional to 33,948.72, 50,934.96 and 13,186.80 is: 19,784.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,948.72 : 50,934.96 = 13,186.80 : x
  2. Step 2: Convert to fraction form
    33,948.72/50,934.96 = 13,186.80/x
  3. Step 3: Cross multiply
    33,948.72x = 50,934.96 × 13,186.80
  4. Step 4: Simplify right side
    33,948.72x = 671,669,130.53
  5. Step 5: Solve for x
    x = 671,669,130.53/33,948.72
  6. Step 6: Final answer
    x = 19,784.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.