Home / 35,982.30-53,971.74-12,606.96

Finding the Fourth Proportional to 35,982.30, 53,971.74 and 12,606.96

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Solution

The fourth proportional to 35,982.30, 53,971.74 and 12,606.96 is: 18,909.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,982.30 : 53,971.74 = 12,606.96 : x
  2. Step 2: Convert to fraction form
    35,982.30/53,971.74 = 12,606.96/x
  3. Step 3: Cross multiply
    35,982.30x = 53,971.74 × 12,606.96
  4. Step 4: Simplify right side
    35,982.30x = 680,419,567.31
  5. Step 5: Solve for x
    x = 680,419,567.31/35,982.30
  6. Step 6: Final answer
    x = 18,909.84

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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.