Home / 39,144.84-58,715.66-18,077.96

Finding the Fourth Proportional to 39,144.84, 58,715.66 and 18,077.96

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Solution

The fourth proportional to 39,144.84, 58,715.66 and 18,077.96 is: 27,116.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,144.84 : 58,715.66 = 18,077.96 : x
  2. Step 2: Convert to fraction form
    39,144.84/58,715.66 = 18,077.96/x
  3. Step 3: Cross multiply
    39,144.84x = 58,715.66 × 18,077.96
  4. Step 4: Simplify right side
    39,144.84x = 1,061,458,968.89
  5. Step 5: Solve for x
    x = 1,061,458,968.89/39,144.84
  6. Step 6: Final answer
    x = 27,116.19

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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.