Home / 18,606.11-25,675.91-10,648.07

Finding the Fourth Proportional to 18,606.11, 25,675.91 and 10,648.07

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Solution

The fourth proportional to 18,606.11, 25,675.91 and 10,648.07 is: 14,694.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,606.11 : 25,675.91 = 10,648.07 : x
  2. Step 2: Convert to fraction form
    18,606.11/25,675.91 = 10,648.07/x
  3. Step 3: Cross multiply
    18,606.11x = 25,675.91 × 10,648.07
  4. Step 4: Simplify right side
    18,606.11x = 273,398,705.37
  5. Step 5: Solve for x
    x = 273,398,705.37/18,606.11
  6. Step 6: Final answer
    x = 14,694.03

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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.