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Finding the Fourth Proportional to 33,950.40, 50,936.40 and 21,547.68

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Solution

The fourth proportional to 33,950.40, 50,936.40 and 21,547.68 is: 32,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,950.40 : 50,936.40 = 21,547.68 : x
  2. Step 2: Convert to fraction form
    33,950.40/50,936.40 = 21,547.68/x
  3. Step 3: Cross multiply
    33,950.40x = 50,936.40 × 21,547.68
  4. Step 4: Simplify right side
    33,950.40x = 1,097,561,247.55
  5. Step 5: Solve for x
    x = 1,097,561,247.55/33,950.40
  6. Step 6: Final answer
    x = 32,328.37

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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.