Home / 17,517.72-26,262.41-11,957.07

Finding the Fourth Proportional to 17,517.72, 26,262.41 and 11,957.07

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Solution

The fourth proportional to 17,517.72, 26,262.41 and 11,957.07 is: 17,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.72 : 26,262.41 = 11,957.07 : x
  2. Step 2: Convert to fraction form
    17,517.72/26,262.41 = 11,957.07/x
  3. Step 3: Cross multiply
    17,517.72x = 26,262.41 × 11,957.07
  4. Step 4: Simplify right side
    17,517.72x = 314,021,414.95
  5. Step 5: Solve for x
    x = 314,021,414.95/17,517.72
  6. Step 6: Final answer
    x = 17,925.93

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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.