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Finding the Fourth Proportional to 36,575, 50,475.66 and 20,659.04

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Solution

The fourth proportional to 36,575, 50,475.66 and 20,659.04 is: 28,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,575 : 50,475.66 = 20,659.04 : x
  2. Step 2: Convert to fraction form
    36,575/50,475.66 = 20,659.04/x
  3. Step 3: Cross multiply
    36,575x = 50,475.66 × 20,659.04
  4. Step 4: Simplify right side
    36,575x = 1,042,778,678.97
  5. Step 5: Solve for x
    x = 1,042,778,678.97/36,575
  6. Step 6: Final answer
    x = 28,510.70

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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.