Home / 26,319.43-39,494.70-13,840.42

Finding the Fourth Proportional to 26,319.43, 39,494.70 and 13,840.42

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Solution

The fourth proportional to 26,319.43, 39,494.70 and 13,840.42 is: 20,768.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,319.43 : 39,494.70 = 13,840.42 : x
  2. Step 2: Convert to fraction form
    26,319.43/39,494.70 = 13,840.42/x
  3. Step 3: Cross multiply
    26,319.43x = 39,494.70 × 13,840.42
  4. Step 4: Simplify right side
    26,319.43x = 546,623,271.14
  5. Step 5: Solve for x
    x = 546,623,271.14/26,319.43
  6. Step 6: Final answer
    x = 20,768.81

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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.