Home / 26,140.21-39,186.54-9,493.09

Finding the Fourth Proportional to 26,140.21, 39,186.54 and 9,493.09

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Solution

The fourth proportional to 26,140.21, 39,186.54 and 9,493.09 is: 14,231.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.21 : 39,186.54 = 9,493.09 : x
  2. Step 2: Convert to fraction form
    26,140.21/39,186.54 = 9,493.09/x
  3. Step 3: Cross multiply
    26,140.21x = 39,186.54 × 9,493.09
  4. Step 4: Simplify right side
    26,140.21x = 372,001,155.08
  5. Step 5: Solve for x
    x = 372,001,155.08/26,140.21
  6. Step 6: Final answer
    x = 14,231.00

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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.