Home / 27,572.22-41,291.70-15,690.00

Finding the Fourth Proportional to 27,572.22, 41,291.70 and 15,690.00

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Solution

The fourth proportional to 27,572.22, 41,291.70 and 15,690.00 is: 23,497.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,572.22 : 41,291.70 = 15,690.00 : x
  2. Step 2: Convert to fraction form
    27,572.22/41,291.70 = 15,690.00/x
  3. Step 3: Cross multiply
    27,572.22x = 41,291.70 × 15,690.00
  4. Step 4: Simplify right side
    27,572.22x = 647,866,913.13
  5. Step 5: Solve for x
    x = 647,866,913.13/27,572.22
  6. Step 6: Final answer
    x = 23,497.09

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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.