Home / 39,167.37-54,050.61-21,262.37

Finding the Fourth Proportional to 39,167.37, 54,050.61 and 21,262.37

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Solution

The fourth proportional to 39,167.37, 54,050.61 and 21,262.37 is: 29,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,167.37 : 54,050.61 = 21,262.37 : x
  2. Step 2: Convert to fraction form
    39,167.37/54,050.61 = 21,262.37/x
  3. Step 3: Cross multiply
    39,167.37x = 54,050.61 × 21,262.37
  4. Step 4: Simplify right side
    39,167.37x = 1,149,243,798.29
  5. Step 5: Solve for x
    x = 1,149,243,798.29/39,167.37
  6. Step 6: Final answer
    x = 29,341.87

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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.