Home / 19,308.52-28,962.48-6,160.81

Finding the Fourth Proportional to 19,308.52, 28,962.48 and 6,160.81

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Solution

The fourth proportional to 19,308.52, 28,962.48 and 6,160.81 is: 9,241.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,308.52 : 28,962.48 = 6,160.81 : x
  2. Step 2: Convert to fraction form
    19,308.52/28,962.48 = 6,160.81/x
  3. Step 3: Cross multiply
    19,308.52x = 28,962.48 × 6,160.81
  4. Step 4: Simplify right side
    19,308.52x = 178,432,336.41
  5. Step 5: Solve for x
    x = 178,432,336.41/19,308.52
  6. Step 6: Final answer
    x = 9,241.12

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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.