Home / 16,490.94-24,731.14-5,394.63

Finding the Fourth Proportional to 16,490.94, 24,731.14 and 5,394.63

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Solution

The fourth proportional to 16,490.94, 24,731.14 and 5,394.63 is: 8,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,490.94 : 24,731.14 = 5,394.63 : x
  2. Step 2: Convert to fraction form
    16,490.94/24,731.14 = 5,394.63/x
  3. Step 3: Cross multiply
    16,490.94x = 24,731.14 × 5,394.63
  4. Step 4: Simplify right side
    16,490.94x = 133,415,349.78
  5. Step 5: Solve for x
    x = 133,415,349.78/16,490.94
  6. Step 6: Final answer
    x = 8,090.22

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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.