Home / 27,805.38-41,603.42-19,501.60

Finding the Fourth Proportional to 27,805.38, 41,603.42 and 19,501.60

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Solution

The fourth proportional to 27,805.38, 41,603.42 and 19,501.60 is: 29,179.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,805.38 : 41,603.42 = 19,501.60 : x
  2. Step 2: Convert to fraction form
    27,805.38/41,603.42 = 19,501.60/x
  3. Step 3: Cross multiply
    27,805.38x = 41,603.42 × 19,501.60
  4. Step 4: Simplify right side
    27,805.38x = 811,333,255.47
  5. Step 5: Solve for x
    x = 811,333,255.47/27,805.38
  6. Step 6: Final answer
    x = 29,179.00

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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.