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Finding the Fourth Proportional to 62,674.08, 86,476.28 and 35,808

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Solution

The fourth proportional to 62,674.08, 86,476.28 and 35,808 is: 49,407.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,674.08 : 86,476.28 = 35,808 : x
  2. Step 2: Convert to fraction form
    62,674.08/86,476.28 = 35,808/x
  3. Step 3: Cross multiply
    62,674.08x = 86,476.28 × 35,808
  4. Step 4: Simplify right side
    62,674.08x = 3,096,542,634.24
  5. Step 5: Solve for x
    x = 3,096,542,634.24/62,674.08
  6. Step 6: Final answer
    x = 49,407.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.