Home / 34,966.08-48,229.20-20,808

Finding the Fourth Proportional to 34,966.08, 48,229.20 and 20,808

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Solution

The fourth proportional to 34,966.08, 48,229.20 and 20,808 is: 28,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,966.08 : 48,229.20 = 20,808 : x
  2. Step 2: Convert to fraction form
    34,966.08/48,229.20 = 20,808/x
  3. Step 3: Cross multiply
    34,966.08x = 48,229.20 × 20,808
  4. Step 4: Simplify right side
    34,966.08x = 1,003,553,193.60
  5. Step 5: Solve for x
    x = 1,003,553,193.60/34,966.08
  6. Step 6: Final answer
    x = 28,700.76

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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.