Home / 20,446.14-30,681.12-8,599.06

Finding the Fourth Proportional to 20,446.14, 30,681.12 and 8,599.06

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Solution

The fourth proportional to 20,446.14, 30,681.12 and 8,599.06 is: 12,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,446.14 : 30,681.12 = 8,599.06 : x
  2. Step 2: Convert to fraction form
    20,446.14/30,681.12 = 8,599.06/x
  3. Step 3: Cross multiply
    20,446.14x = 30,681.12 × 8,599.06
  4. Step 4: Simplify right side
    20,446.14x = 263,828,791.75
  5. Step 5: Solve for x
    x = 263,828,791.75/20,446.14
  6. Step 6: Final answer
    x = 12,903.60

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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.