Home / 26,390.62-39,564.06-9,747.55

Finding the Fourth Proportional to 26,390.62, 39,564.06 and 9,747.55

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Solution

The fourth proportional to 26,390.62, 39,564.06 and 9,747.55 is: 14,613.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.62 : 39,564.06 = 9,747.55 : x
  2. Step 2: Convert to fraction form
    26,390.62/39,564.06 = 9,747.55/x
  3. Step 3: Cross multiply
    26,390.62x = 39,564.06 × 9,747.55
  4. Step 4: Simplify right side
    26,390.62x = 385,652,653.05
  5. Step 5: Solve for x
    x = 385,652,653.05/26,390.62
  6. Step 6: Final answer
    x = 14,613.25

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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.