Home / 13,497.02-20,248.43-4,137.68

Finding the Fourth Proportional to 13,497.02, 20,248.43 and 4,137.68

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Solution

The fourth proportional to 13,497.02, 20,248.43 and 4,137.68 is: 6,207.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,497.02 : 20,248.43 = 4,137.68 : x
  2. Step 2: Convert to fraction form
    13,497.02/20,248.43 = 4,137.68/x
  3. Step 3: Cross multiply
    13,497.02x = 20,248.43 × 4,137.68
  4. Step 4: Simplify right side
    13,497.02x = 83,781,584.81
  5. Step 5: Solve for x
    x = 83,781,584.81/13,497.02
  6. Step 6: Final answer
    x = 6,207.42

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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.