Home / 11,966.54-16,509.37-11,948.06

Finding the Fourth Proportional to 11,966.54, 16,509.37 and 11,948.06

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Solution

The fourth proportional to 11,966.54, 16,509.37 and 11,948.06 is: 16,483.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,966.54 : 16,509.37 = 11,948.06 : x
  2. Step 2: Convert to fraction form
    11,966.54/16,509.37 = 11,948.06/x
  3. Step 3: Cross multiply
    11,966.54x = 16,509.37 × 11,948.06
  4. Step 4: Simplify right side
    11,966.54x = 197,254,884.26
  5. Step 5: Solve for x
    x = 197,254,884.26/11,966.54
  6. Step 6: Final answer
    x = 16,483.88

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Why These Related Problems?

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