Home / 14,760.64-22,131.78-4,897.36

Finding the Fourth Proportional to 14,760.64, 22,131.78 and 4,897.36

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Solution

The fourth proportional to 14,760.64, 22,131.78 and 4,897.36 is: 7,342.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,760.64 : 22,131.78 = 4,897.36 : x
  2. Step 2: Convert to fraction form
    14,760.64/22,131.78 = 4,897.36/x
  3. Step 3: Cross multiply
    14,760.64x = 22,131.78 × 4,897.36
  4. Step 4: Simplify right side
    14,760.64x = 108,387,294.10
  5. Step 5: Solve for x
    x = 108,387,294.10/14,760.64
  6. Step 6: Final answer
    x = 7,342.99

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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.