Home / 33,787.29-46,625.09-18,678.99

Finding the Fourth Proportional to 33,787.29, 46,625.09 and 18,678.99

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Solution

The fourth proportional to 33,787.29, 46,625.09 and 18,678.99 is: 25,776.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,787.29 : 46,625.09 = 18,678.99 : x
  2. Step 2: Convert to fraction form
    33,787.29/46,625.09 = 18,678.99/x
  3. Step 3: Cross multiply
    33,787.29x = 46,625.09 × 18,678.99
  4. Step 4: Simplify right side
    33,787.29x = 870,909,496.46
  5. Step 5: Solve for x
    x = 870,909,496.46/33,787.29
  6. Step 6: Final answer
    x = 25,776.25

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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.