Home / 23,137.25-34,712.00-13,280

Finding the Fourth Proportional to 23,137.25, 34,712.00 and 13,280

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Solution

The fourth proportional to 23,137.25, 34,712.00 and 13,280 is: 19,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,137.25 : 34,712.00 = 13,280 : x
  2. Step 2: Convert to fraction form
    23,137.25/34,712.00 = 13,280/x
  3. Step 3: Cross multiply
    23,137.25x = 34,712.00 × 13,280
  4. Step 4: Simplify right side
    23,137.25x = 460,975,293.60
  5. Step 5: Solve for x
    x = 460,975,293.60/23,137.25
  6. Step 6: Final answer
    x = 19,923.51

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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.