Home / 20,246.04-30,369.24-7,098.39

Finding the Fourth Proportional to 20,246.04, 30,369.24 and 7,098.39

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Solution

The fourth proportional to 20,246.04, 30,369.24 and 7,098.39 is: 10,647.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246.04 : 30,369.24 = 7,098.39 : x
  2. Step 2: Convert to fraction form
    20,246.04/30,369.24 = 7,098.39/x
  3. Step 3: Cross multiply
    20,246.04x = 30,369.24 × 7,098.39
  4. Step 4: Simplify right side
    20,246.04x = 215,572,709.52
  5. Step 5: Solve for x
    x = 215,572,709.52/20,246.04
  6. Step 6: Final answer
    x = 10,647.65

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1.5x scale

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.