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Finding the Fourth Proportional to 11,669.00, 17,471.03 and 9,987.44

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Solution

The fourth proportional to 11,669.00, 17,471.03 and 9,987.44 is: 14,953.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.00 : 17,471.03 = 9,987.44 : x
  2. Step 2: Convert to fraction form
    11,669.00/17,471.03 = 9,987.44/x
  3. Step 3: Cross multiply
    11,669.00x = 17,471.03 × 9,987.44
  4. Step 4: Simplify right side
    11,669.00x = 174,490,726.57
  5. Step 5: Solve for x
    x = 174,490,726.57/11,669.00
  6. Step 6: Final answer
    x = 14,953.36

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1.5x scale

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.