Home / 16,985.25-25,477.66-11,966.89

Finding the Fourth Proportional to 16,985.25, 25,477.66 and 11,966.89

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Solution

The fourth proportional to 16,985.25, 25,477.66 and 11,966.89 is: 17,950.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,985.25 : 25,477.66 = 11,966.89 : x
  2. Step 2: Convert to fraction form
    16,985.25/25,477.66 = 11,966.89/x
  3. Step 3: Cross multiply
    16,985.25x = 25,477.66 × 11,966.89
  4. Step 4: Simplify right side
    16,985.25x = 304,888,354.68
  5. Step 5: Solve for x
    x = 304,888,354.68/16,985.25
  6. Step 6: Final answer
    x = 17,950.18

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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.