Home / 33,423.14-46,119.54-19,989.49

Finding the Fourth Proportional to 33,423.14, 46,119.54 and 19,989.49

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Solution

The fourth proportional to 33,423.14, 46,119.54 and 19,989.49 is: 27,582.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,423.14 : 46,119.54 = 19,989.49 : x
  2. Step 2: Convert to fraction form
    33,423.14/46,119.54 = 19,989.49/x
  3. Step 3: Cross multiply
    33,423.14x = 46,119.54 × 19,989.49
  4. Step 4: Simplify right side
    33,423.14x = 921,906,129.77
  5. Step 5: Solve for x
    x = 921,906,129.77/33,423.14
  6. Step 6: Final answer
    x = 27,582.87

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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.