Home / 33,921.28-46,814.22-18,818.80

Finding the Fourth Proportional to 33,921.28, 46,814.22 and 18,818.80

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Solution

The fourth proportional to 33,921.28, 46,814.22 and 18,818.80 is: 25,971.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.28 : 46,814.22 = 18,818.80 : x
  2. Step 2: Convert to fraction form
    33,921.28/46,814.22 = 18,818.80/x
  3. Step 3: Cross multiply
    33,921.28x = 46,814.22 × 18,818.80
  4. Step 4: Simplify right side
    33,921.28x = 880,987,443.34
  5. Step 5: Solve for x
    x = 880,987,443.34/33,921.28
  6. Step 6: Final answer
    x = 25,971.53

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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.