Home / 33,810.62-46,642.94-21,877.81

Finding the Fourth Proportional to 33,810.62, 46,642.94 and 21,877.81

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Solution

The fourth proportional to 33,810.62, 46,642.94 and 21,877.81 is: 30,181.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,810.62 : 46,642.94 = 21,877.81 : x
  2. Step 2: Convert to fraction form
    33,810.62/46,642.94 = 21,877.81/x
  3. Step 3: Cross multiply
    33,810.62x = 46,642.94 × 21,877.81
  4. Step 4: Simplify right side
    33,810.62x = 1,020,445,269.77
  5. Step 5: Solve for x
    x = 1,020,445,269.77/33,810.62
  6. Step 6: Final answer
    x = 30,181.21

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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.