Home / 34,382.25-47,436.84-19,272.80

Finding the Fourth Proportional to 34,382.25, 47,436.84 and 19,272.80

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Solution

The fourth proportional to 34,382.25, 47,436.84 and 19,272.80 is: 26,590.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,382.25 : 47,436.84 = 19,272.80 : x
  2. Step 2: Convert to fraction form
    34,382.25/47,436.84 = 19,272.80/x
  3. Step 3: Cross multiply
    34,382.25x = 47,436.84 × 19,272.80
  4. Step 4: Simplify right side
    34,382.25x = 914,240,848.54
  5. Step 5: Solve for x
    x = 914,240,848.54/34,382.25
  6. Step 6: Final answer
    x = 26,590.49

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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.