Home / 33,810.08-46,642.21-21,877.27

Finding the Fourth Proportional to 33,810.08, 46,642.21 and 21,877.27

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Solution

The fourth proportional to 33,810.08, 46,642.21 and 21,877.27 is: 30,180.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,810.08 : 46,642.21 = 21,877.27 : x
  2. Step 2: Convert to fraction form
    33,810.08/46,642.21 = 21,877.27/x
  3. Step 3: Cross multiply
    33,810.08x = 46,642.21 × 21,877.27
  4. Step 4: Simplify right side
    33,810.08x = 1,020,404,221.57
  5. Step 5: Solve for x
    x = 1,020,404,221.57/33,810.08
  6. Step 6: Final answer
    x = 30,180.47

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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.