Home / 11,862.08-17,873.18-9,827.36

Finding the Fourth Proportional to 11,862.08, 17,873.18 and 9,827.36

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Solution

The fourth proportional to 11,862.08, 17,873.18 and 9,827.36 is: 14,807.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.08 : 17,873.18 = 9,827.36 : x
  2. Step 2: Convert to fraction form
    11,862.08/17,873.18 = 9,827.36/x
  3. Step 3: Cross multiply
    11,862.08x = 17,873.18 × 9,827.36
  4. Step 4: Simplify right side
    11,862.08x = 175,646,174.20
  5. Step 5: Solve for x
    x = 175,646,174.20/11,862.08
  6. Step 6: Final answer
    x = 14,807.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.