Home / 34,192.80-47,185.44-19,288.80

Finding the Fourth Proportional to 34,192.80, 47,185.44 and 19,288.80

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Solution

The fourth proportional to 34,192.80, 47,185.44 and 19,288.80 is: 26,618.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,192.80 : 47,185.44 = 19,288.80 : x
  2. Step 2: Convert to fraction form
    34,192.80/47,185.44 = 19,288.80/x
  3. Step 3: Cross multiply
    34,192.80x = 47,185.44 × 19,288.80
  4. Step 4: Simplify right side
    34,192.80x = 910,150,515.07
  5. Step 5: Solve for x
    x = 910,150,515.07/34,192.80
  6. Step 6: Final answer
    x = 26,618.19

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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.