Home / 33,423.78-46,125.92-18,316.47

Finding the Fourth Proportional to 33,423.78, 46,125.92 and 18,316.47

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Solution

The fourth proportional to 33,423.78, 46,125.92 and 18,316.47 is: 25,277.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,423.78 : 46,125.92 = 18,316.47 : x
  2. Step 2: Convert to fraction form
    33,423.78/46,125.92 = 18,316.47/x
  3. Step 3: Cross multiply
    33,423.78x = 46,125.92 × 18,316.47
  4. Step 4: Simplify right side
    33,423.78x = 844,863,799.27
  5. Step 5: Solve for x
    x = 844,863,799.27/33,423.78
  6. Step 6: Final answer
    x = 25,277.33

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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.