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Finding the Fourth Proportional to 27,847.80, 41,730.93 and 15,965.10

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Solution

The fourth proportional to 27,847.80, 41,730.93 and 15,965.10 is: 23,924.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,847.80 : 41,730.93 = 15,965.10 : x
  2. Step 2: Convert to fraction form
    27,847.80/41,730.93 = 15,965.10/x
  3. Step 3: Cross multiply
    27,847.80x = 41,730.93 × 15,965.10
  4. Step 4: Simplify right side
    27,847.80x = 666,238,470.54
  5. Step 5: Solve for x
    x = 666,238,470.54/27,847.80
  6. Step 6: Final answer
    x = 23,924.28

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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.