Home / 47,678.22-65,796.20-26,457.49

Finding the Fourth Proportional to 47,678.22, 65,796.20 and 26,457.49

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Solution

The fourth proportional to 47,678.22, 65,796.20 and 26,457.49 is: 36,511.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,678.22 : 65,796.20 = 26,457.49 : x
  2. Step 2: Convert to fraction form
    47,678.22/65,796.20 = 26,457.49/x
  3. Step 3: Cross multiply
    47,678.22x = 65,796.20 × 26,457.49
  4. Step 4: Simplify right side
    47,678.22x = 1,740,801,982.61
  5. Step 5: Solve for x
    x = 1,740,801,982.61/47,678.22
  6. Step 6: Final answer
    x = 36,511.47

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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.