Home / 52,609.85-78,918.89-17,549.47

Finding the Fourth Proportional to 52,609.85, 78,918.89 and 17,549.47

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Solution

The fourth proportional to 52,609.85, 78,918.89 and 17,549.47 is: 26,325.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,609.85 : 78,918.89 = 17,549.47 : x
  2. Step 2: Convert to fraction form
    52,609.85/78,918.89 = 17,549.47/x
  3. Step 3: Cross multiply
    52,609.85x = 78,918.89 × 17,549.47
  4. Step 4: Simplify right side
    52,609.85x = 1,384,984,604.74
  5. Step 5: Solve for x
    x = 1,384,984,604.74/52,609.85
  6. Step 6: Final answer
    x = 26,325.58

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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.