Home / 16,621.80-24,934.05-4,935

Finding the Fourth Proportional to 16,621.80, 24,934.05 and 4,935

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Solution

The fourth proportional to 16,621.80, 24,934.05 and 4,935 is: 7,402.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,621.80 : 24,934.05 = 4,935 : x
  2. Step 2: Convert to fraction form
    16,621.80/24,934.05 = 4,935/x
  3. Step 3: Cross multiply
    16,621.80x = 24,934.05 × 4,935
  4. Step 4: Simplify right side
    16,621.80x = 123,049,536.75
  5. Step 5: Solve for x
    x = 123,049,536.75/16,621.80
  6. Step 6: Final answer
    x = 7,402.90

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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.