Home / 47,829.74-71,729.37-17,431.08

Finding the Fourth Proportional to 47,829.74, 71,729.37 and 17,431.08

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Solution

The fourth proportional to 47,829.74, 71,729.37 and 17,431.08 is: 26,141.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,829.74 : 71,729.37 = 17,431.08 : x
  2. Step 2: Convert to fraction form
    47,829.74/71,729.37 = 17,431.08/x
  3. Step 3: Cross multiply
    47,829.74x = 71,729.37 × 17,431.08
  4. Step 4: Simplify right side
    47,829.74x = 1,250,320,386.82
  5. Step 5: Solve for x
    x = 1,250,320,386.82/47,829.74
  6. Step 6: Final answer
    x = 26,141.07

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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.