Home / 47,261.71-65,221.16-26,040.79

Finding the Fourth Proportional to 47,261.71, 65,221.16 and 26,040.79

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Solution

The fourth proportional to 47,261.71, 65,221.16 and 26,040.79 is: 35,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261.71 : 65,221.16 = 26,040.79 : x
  2. Step 2: Convert to fraction form
    47,261.71/65,221.16 = 26,040.79/x
  3. Step 3: Cross multiply
    47,261.71x = 65,221.16 × 26,040.79
  4. Step 4: Simplify right side
    47,261.71x = 1,698,410,531.12
  5. Step 5: Solve for x
    x = 1,698,410,531.12/47,261.71
  6. Step 6: Final answer
    x = 35,936.29

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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.