Home / 18,607.11-25,677.70-10,109.16

Finding the Fourth Proportional to 18,607.11, 25,677.70 and 10,109.16

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Solution

The fourth proportional to 18,607.11, 25,677.70 and 10,109.16 is: 13,950.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,607.11 : 25,677.70 = 10,109.16 : x
  2. Step 2: Convert to fraction form
    18,607.11/25,677.70 = 10,109.16/x
  3. Step 3: Cross multiply
    18,607.11x = 25,677.70 × 10,109.16
  4. Step 4: Simplify right side
    18,607.11x = 259,579,977.73
  5. Step 5: Solve for x
    x = 259,579,977.73/18,607.11
  6. Step 6: Final answer
    x = 13,950.58

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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.