Home / 20,347.14-30,567.60-19,506.39

Finding the Fourth Proportional to 20,347.14, 30,567.60 and 19,506.39

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Solution

The fourth proportional to 20,347.14, 30,567.60 and 19,506.39 is: 29,304.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,347.14 : 30,567.60 = 19,506.39 : x
  2. Step 2: Convert to fraction form
    20,347.14/30,567.60 = 19,506.39/x
  3. Step 3: Cross multiply
    20,347.14x = 30,567.60 × 19,506.39
  4. Step 4: Simplify right side
    20,347.14x = 596,263,526.96
  5. Step 5: Solve for x
    x = 596,263,526.96/20,347.14
  6. Step 6: Final answer
    x = 29,304.54

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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.