Home / 17,862.06-24,669.82-12,187.08

Finding the Fourth Proportional to 17,862.06, 24,669.82 and 12,187.08

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Solution

The fourth proportional to 17,862.06, 24,669.82 and 12,187.08 is: 16,831.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,862.06 : 24,669.82 = 12,187.08 : x
  2. Step 2: Convert to fraction form
    17,862.06/24,669.82 = 12,187.08/x
  3. Step 3: Cross multiply
    17,862.06x = 24,669.82 × 12,187.08
  4. Step 4: Simplify right side
    17,862.06x = 300,653,069.93
  5. Step 5: Solve for x
    x = 300,653,069.93/17,862.06
  6. Step 6: Final answer
    x = 16,831.94

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1.5x scale

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.