Home / 33,787.52-46,625.38-18,679.20

Finding the Fourth Proportional to 33,787.52, 46,625.38 and 18,679.20

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Solution

The fourth proportional to 33,787.52, 46,625.38 and 18,679.20 is: 25,776.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,787.52 : 46,625.38 = 18,679.20 : x
  2. Step 2: Convert to fraction form
    33,787.52/46,625.38 = 18,679.20/x
  3. Step 3: Cross multiply
    33,787.52x = 46,625.38 × 18,679.20
  4. Step 4: Simplify right side
    33,787.52x = 870,924,798.10
  5. Step 5: Solve for x
    x = 870,924,798.10/33,787.52
  6. Step 6: Final answer
    x = 25,776.52

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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.