Home / 39,798.72-54,926.96-22,808.48

Finding the Fourth Proportional to 39,798.72, 54,926.96 and 22,808.48

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Solution

The fourth proportional to 39,798.72, 54,926.96 and 22,808.48 is: 31,478.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,798.72 : 54,926.96 = 22,808.48 : x
  2. Step 2: Convert to fraction form
    39,798.72/54,926.96 = 22,808.48/x
  3. Step 3: Cross multiply
    39,798.72x = 54,926.96 × 22,808.48
  4. Step 4: Simplify right side
    39,798.72x = 1,252,800,468.62
  5. Step 5: Solve for x
    x = 1,252,800,468.62/39,798.72
  6. Step 6: Final answer
    x = 31,478.41

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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.