Home / 11,537.32-17,320.86-9,904.36

Finding the Fourth Proportional to 11,537.32, 17,320.86 and 9,904.36

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Solution

The fourth proportional to 11,537.32, 17,320.86 and 9,904.36 is: 14,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537.32 : 17,320.86 = 9,904.36 : x
  2. Step 2: Convert to fraction form
    11,537.32/17,320.86 = 9,904.36/x
  3. Step 3: Cross multiply
    11,537.32x = 17,320.86 × 9,904.36
  4. Step 4: Simplify right side
    11,537.32x = 171,552,032.95
  5. Step 5: Solve for x
    x = 171,552,032.95/11,537.32
  6. Step 6: Final answer
    x = 14,869.31

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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.