Home / 23,062.89-34,605.27-13,721.36

Finding the Fourth Proportional to 23,062.89, 34,605.27 and 13,721.36

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Solution

The fourth proportional to 23,062.89, 34,605.27 and 13,721.36 is: 20,588.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,062.89 : 34,605.27 = 13,721.36 : x
  2. Step 2: Convert to fraction form
    23,062.89/34,605.27 = 13,721.36/x
  3. Step 3: Cross multiply
    23,062.89x = 34,605.27 × 13,721.36
  4. Step 4: Simplify right side
    23,062.89x = 474,831,454.08
  5. Step 5: Solve for x
    x = 474,831,454.08/23,062.89
  6. Step 6: Final answer
    x = 20,588.55

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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.