Home / 34,821.18-48,057.08-20,674.89

Finding the Fourth Proportional to 34,821.18, 48,057.08 and 20,674.89

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Solution

The fourth proportional to 34,821.18, 48,057.08 and 20,674.89 is: 28,533.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.18 : 48,057.08 = 20,674.89 : x
  2. Step 2: Convert to fraction form
    34,821.18/48,057.08 = 20,674.89/x
  3. Step 3: Cross multiply
    34,821.18x = 48,057.08 × 20,674.89
  4. Step 4: Simplify right side
    34,821.18x = 993,574,739.35
  5. Step 5: Solve for x
    x = 993,574,739.35/34,821.18
  6. Step 6: Final answer
    x = 28,533.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.