Home / 39,647.14-54,709.22-23,731.25

Finding the Fourth Proportional to 39,647.14, 54,709.22 and 23,731.25

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Solution

The fourth proportional to 39,647.14, 54,709.22 and 23,731.25 is: 32,746.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,647.14 : 54,709.22 = 23,731.25 : x
  2. Step 2: Convert to fraction form
    39,647.14/54,709.22 = 23,731.25/x
  3. Step 3: Cross multiply
    39,647.14x = 54,709.22 × 23,731.25
  4. Step 4: Simplify right side
    39,647.14x = 1,298,317,962.91
  5. Step 5: Solve for x
    x = 1,298,317,962.91/39,647.14
  6. Step 6: Final answer
    x = 32,746.83

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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.