Home / 42,147.71-58,163.81-23,027.63

Finding the Fourth Proportional to 42,147.71, 58,163.81 and 23,027.63

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Solution

The fourth proportional to 42,147.71, 58,163.81 and 23,027.63 is: 31,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,147.71 : 58,163.81 = 23,027.63 : x
  2. Step 2: Convert to fraction form
    42,147.71/58,163.81 = 23,027.63/x
  3. Step 3: Cross multiply
    42,147.71x = 58,163.81 × 23,027.63
  4. Step 4: Simplify right side
    42,147.71x = 1,339,374,290.11
  5. Step 5: Solve for x
    x = 1,339,374,290.11/42,147.71
  6. Step 6: Final answer
    x = 31,778.10

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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.