Home / 35,459.82-53,191.08-13,270.86

Finding the Fourth Proportional to 35,459.82, 53,191.08 and 13,270.86

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Solution

The fourth proportional to 35,459.82, 53,191.08 and 13,270.86 is: 19,906.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,459.82 : 53,191.08 = 13,270.86 : x
  2. Step 2: Convert to fraction form
    35,459.82/53,191.08 = 13,270.86/x
  3. Step 3: Cross multiply
    35,459.82x = 53,191.08 × 13,270.86
  4. Step 4: Simplify right side
    35,459.82x = 705,891,375.93
  5. Step 5: Solve for x
    x = 705,891,375.93/35,459.82
  6. Step 6: Final answer
    x = 19,906.80

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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.