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Finding the Fourth Proportional to 38,584.68, 57,881.70 and 10,882.68

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Solution

The fourth proportional to 38,584.68, 57,881.70 and 10,882.68 is: 16,325.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,584.68 : 57,881.70 = 10,882.68 : x
  2. Step 2: Convert to fraction form
    38,584.68/57,881.70 = 10,882.68/x
  3. Step 3: Cross multiply
    38,584.68x = 57,881.70 × 10,882.68
  4. Step 4: Simplify right side
    38,584.68x = 629,908,018.96
  5. Step 5: Solve for x
    x = 629,908,018.96/38,584.68
  6. Step 6: Final answer
    x = 16,325.34

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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.