Home / 42,898.44-64,351.40-11,308.29

Finding the Fourth Proportional to 42,898.44, 64,351.40 and 11,308.29

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Solution

The fourth proportional to 42,898.44, 64,351.40 and 11,308.29 is: 16,963.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,898.44 : 64,351.40 = 11,308.29 : x
  2. Step 2: Convert to fraction form
    42,898.44/64,351.40 = 11,308.29/x
  3. Step 3: Cross multiply
    42,898.44x = 64,351.40 × 11,308.29
  4. Step 4: Simplify right side
    42,898.44x = 727,704,357.22
  5. Step 5: Solve for x
    x = 727,704,357.22/42,898.44
  6. Step 6: Final answer
    x = 16,963.42

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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.