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Finding the Fourth Proportional to 27,953.92, 41,917.40 and 13,150.32

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Solution

The fourth proportional to 27,953.92, 41,917.40 and 13,150.32 is: 19,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,953.92 : 41,917.40 = 13,150.32 : x
  2. Step 2: Convert to fraction form
    27,953.92/41,917.40 = 13,150.32/x
  3. Step 3: Cross multiply
    27,953.92x = 41,917.40 × 13,150.32
  4. Step 4: Simplify right side
    27,953.92x = 551,227,223.57
  5. Step 5: Solve for x
    x = 551,227,223.57/27,953.92
  6. Step 6: Final answer
    x = 19,719.14

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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.