Home / 25,390.08-38,098.08-11,537.28

Finding the Fourth Proportional to 25,390.08, 38,098.08 and 11,537.28

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Solution

The fourth proportional to 25,390.08, 38,098.08 and 11,537.28 is: 17,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,390.08 : 38,098.08 = 11,537.28 : x
  2. Step 2: Convert to fraction form
    25,390.08/38,098.08 = 11,537.28/x
  3. Step 3: Cross multiply
    25,390.08x = 38,098.08 × 11,537.28
  4. Step 4: Simplify right side
    25,390.08x = 439,548,216.42
  5. Step 5: Solve for x
    x = 439,548,216.42/25,390.08
  6. Step 6: Final answer
    x = 17,311.81

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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.