Home / 23,014.62-31,773.74-21,686.04

Finding the Fourth Proportional to 23,014.62, 31,773.74 and 21,686.04

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Solution

The fourth proportional to 23,014.62, 31,773.74 and 21,686.04 is: 29,939.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,014.62 : 31,773.74 = 21,686.04 : x
  2. Step 2: Convert to fraction form
    23,014.62/31,773.74 = 21,686.04/x
  3. Step 3: Cross multiply
    23,014.62x = 31,773.74 × 21,686.04
  4. Step 4: Simplify right side
    23,014.62x = 689,046,488.16
  5. Step 5: Solve for x
    x = 689,046,488.16/23,014.62
  6. Step 6: Final answer
    x = 29,939.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.