Home / 33,809.87-46,641.90-21,877.05

Finding the Fourth Proportional to 33,809.87, 46,641.90 and 21,877.05

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Solution

The fourth proportional to 33,809.87, 46,641.90 and 21,877.05 is: 30,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,809.87 : 46,641.90 = 21,877.05 : x
  2. Step 2: Convert to fraction form
    33,809.87/46,641.90 = 21,877.05/x
  3. Step 3: Cross multiply
    33,809.87x = 46,641.90 × 21,877.05
  4. Step 4: Simplify right side
    33,809.87x = 1,020,387,178.40
  5. Step 5: Solve for x
    x = 1,020,387,178.40/33,809.87
  6. Step 6: Final answer
    x = 30,180.16

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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.