Home / 25,801.38-38,665.50-10,995.36

Finding the Fourth Proportional to 25,801.38, 38,665.50 and 10,995.36

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Solution

The fourth proportional to 25,801.38, 38,665.50 and 10,995.36 is: 16,477.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,801.38 : 38,665.50 = 10,995.36 : x
  2. Step 2: Convert to fraction form
    25,801.38/38,665.50 = 10,995.36/x
  3. Step 3: Cross multiply
    25,801.38x = 38,665.50 × 10,995.36
  4. Step 4: Simplify right side
    25,801.38x = 425,141,092.08
  5. Step 5: Solve for x
    x = 425,141,092.08/25,801.38
  6. Step 6: Final answer
    x = 16,477.46

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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.