Home / 14,165.28-19,548.34-7,877.66

Finding the Fourth Proportional to 14,165.28, 19,548.34 and 7,877.66

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Solution

The fourth proportional to 14,165.28, 19,548.34 and 7,877.66 is: 10,871.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.28 : 19,548.34 = 7,877.66 : x
  2. Step 2: Convert to fraction form
    14,165.28/19,548.34 = 7,877.66/x
  3. Step 3: Cross multiply
    14,165.28x = 19,548.34 × 7,877.66
  4. Step 4: Simplify right side
    14,165.28x = 153,995,058.65
  5. Step 5: Solve for x
    x = 153,995,058.65/14,165.28
  6. Step 6: Final answer
    x = 10,871.30

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