Home / 27,553.80-41,330.70-19,259.40

Finding the Fourth Proportional to 27,553.80, 41,330.70 and 19,259.40

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Solution

The fourth proportional to 27,553.80, 41,330.70 and 19,259.40 is: 28,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,553.80 : 41,330.70 = 19,259.40 : x
  2. Step 2: Convert to fraction form
    27,553.80/41,330.70 = 19,259.40/x
  3. Step 3: Cross multiply
    27,553.80x = 41,330.70 × 19,259.40
  4. Step 4: Simplify right side
    27,553.80x = 796,004,483.58
  5. Step 5: Solve for x
    x = 796,004,483.58/27,553.80
  6. Step 6: Final answer
    x = 28,889.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.