Home / 14,531.36-21,777.84-5,288.48

Finding the Fourth Proportional to 14,531.36, 21,777.84 and 5,288.48

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Solution

The fourth proportional to 14,531.36, 21,777.84 and 5,288.48 is: 7,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,531.36 : 21,777.84 = 5,288.48 : x
  2. Step 2: Convert to fraction form
    14,531.36/21,777.84 = 5,288.48/x
  3. Step 3: Cross multiply
    14,531.36x = 21,777.84 × 5,288.48
  4. Step 4: Simplify right side
    14,531.36x = 115,171,671.28
  5. Step 5: Solve for x
    x = 115,171,671.28/14,531.36
  6. Step 6: Final answer
    x = 7,925.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.