Home / 18,606.42-25,677.07-10,108.71

Finding the Fourth Proportional to 18,606.42, 25,677.07 and 10,108.71

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Solution

The fourth proportional to 18,606.42, 25,677.07 and 10,108.71 is: 13,950.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,606.42 : 25,677.07 = 10,108.71 : x
  2. Step 2: Convert to fraction form
    18,606.42/25,677.07 = 10,108.71/x
  3. Step 3: Cross multiply
    18,606.42x = 25,677.07 × 10,108.71
  4. Step 4: Simplify right side
    18,606.42x = 259,562,029.01
  5. Step 5: Solve for x
    x = 259,562,029.01/18,606.42
  6. Step 6: Final answer
    x = 13,950.13

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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.