Home / 26,316.03-39,489.60-9,687.75

Finding the Fourth Proportional to 26,316.03, 39,489.60 and 9,687.75

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Solution

The fourth proportional to 26,316.03, 39,489.60 and 9,687.75 is: 14,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.03 : 39,489.60 = 9,687.75 : x
  2. Step 2: Convert to fraction form
    26,316.03/39,489.60 = 9,687.75/x
  3. Step 3: Cross multiply
    26,316.03x = 39,489.60 × 9,687.75
  4. Step 4: Simplify right side
    26,316.03x = 382,565,372.40
  5. Step 5: Solve for x
    x = 382,565,372.40/26,316.03
  6. Step 6: Final answer
    x = 14,537.35

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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.