Home / 33,913.34-50,892.57-13,939.21

Finding the Fourth Proportional to 33,913.34, 50,892.57 and 13,939.21

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Solution

The fourth proportional to 33,913.34, 50,892.57 and 13,939.21 is: 20,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,913.34 : 50,892.57 = 13,939.21 : x
  2. Step 2: Convert to fraction form
    33,913.34/50,892.57 = 13,939.21/x
  3. Step 3: Cross multiply
    33,913.34x = 50,892.57 × 13,939.21
  4. Step 4: Simplify right side
    33,913.34x = 709,402,220.67
  5. Step 5: Solve for x
    x = 709,402,220.67/33,913.34
  6. Step 6: Final answer
    x = 20,918.09

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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.