Home / 52,358.89-78,491.85-19,072.75

Finding the Fourth Proportional to 52,358.89, 78,491.85 and 19,072.75

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Solution

The fourth proportional to 52,358.89, 78,491.85 and 19,072.75 is: 28,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,358.89 : 78,491.85 = 19,072.75 : x
  2. Step 2: Convert to fraction form
    52,358.89/78,491.85 = 19,072.75/x
  3. Step 3: Cross multiply
    52,358.89x = 78,491.85 × 19,072.75
  4. Step 4: Simplify right side
    52,358.89x = 1,497,055,432.09
  5. Step 5: Solve for x
    x = 1,497,055,432.09/52,358.89
  6. Step 6: Final answer
    x = 28,592.19

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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.