Home / 33,889.47-46,767.47-18,783.11

Finding the Fourth Proportional to 33,889.47, 46,767.47 and 18,783.11

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Solution

The fourth proportional to 33,889.47, 46,767.47 and 18,783.11 is: 25,920.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,889.47 : 46,767.47 = 18,783.11 : x
  2. Step 2: Convert to fraction form
    33,889.47/46,767.47 = 18,783.11/x
  3. Step 3: Cross multiply
    33,889.47x = 46,767.47 × 18,783.11
  4. Step 4: Simplify right side
    33,889.47x = 878,438,469.46
  5. Step 5: Solve for x
    x = 878,438,469.46/33,889.47
  6. Step 6: Final answer
    x = 25,920.69

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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.