Home / 52,048.12-78,024.33-18,760.03

Finding the Fourth Proportional to 52,048.12, 78,024.33 and 18,760.03

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Solution

The fourth proportional to 52,048.12, 78,024.33 and 18,760.03 is: 28,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,048.12 : 78,024.33 = 18,760.03 : x
  2. Step 2: Convert to fraction form
    52,048.12/78,024.33 = 18,760.03/x
  3. Step 3: Cross multiply
    52,048.12x = 78,024.33 × 18,760.03
  4. Step 4: Simplify right side
    52,048.12x = 1,463,738,771.53
  5. Step 5: Solve for x
    x = 1,463,738,771.53/52,048.12
  6. Step 6: Final answer
    x = 28,122.80

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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.