Home / 47,919.45-66,128.91-26,699.46

Finding the Fourth Proportional to 47,919.45, 66,128.91 and 26,699.46

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Solution

The fourth proportional to 47,919.45, 66,128.91 and 26,699.46 is: 36,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,919.45 : 66,128.91 = 26,699.46 : x
  2. Step 2: Convert to fraction form
    47,919.45/66,128.91 = 26,699.46/x
  3. Step 3: Cross multiply
    47,919.45x = 66,128.91 × 26,699.46
  4. Step 4: Simplify right side
    47,919.45x = 1,765,606,187.39
  5. Step 5: Solve for x
    x = 1,765,606,187.39/47,919.45
  6. Step 6: Final answer
    x = 36,845.29

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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.