Home / 45,741.94-68,580.51-17,638.18

Finding the Fourth Proportional to 45,741.94, 68,580.51 and 17,638.18

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Solution

The fourth proportional to 45,741.94, 68,580.51 and 17,638.18 is: 26,444.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,741.94 : 68,580.51 = 17,638.18 : x
  2. Step 2: Convert to fraction form
    45,741.94/68,580.51 = 17,638.18/x
  3. Step 3: Cross multiply
    45,741.94x = 68,580.51 × 17,638.18
  4. Step 4: Simplify right side
    45,741.94x = 1,209,635,379.87
  5. Step 5: Solve for x
    x = 1,209,635,379.87/45,741.94
  6. Step 6: Final answer
    x = 26,444.78

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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.