Home / 18,087.98-24,950.36-11,955.68

Finding the Fourth Proportional to 18,087.98, 24,950.36 and 11,955.68

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Solution

The fourth proportional to 18,087.98, 24,950.36 and 11,955.68 is: 16,491.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.98 : 24,950.36 = 11,955.68 : x
  2. Step 2: Convert to fraction form
    18,087.98/24,950.36 = 11,955.68/x
  3. Step 3: Cross multiply
    18,087.98x = 24,950.36 × 11,955.68
  4. Step 4: Simplify right side
    18,087.98x = 298,298,335.51
  5. Step 5: Solve for x
    x = 298,298,335.51/18,087.98
  6. Step 6: Final answer
    x = 16,491.53

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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.