Home / 18,087.71-24,964.00-10,131.89

Finding the Fourth Proportional to 18,087.71, 24,964.00 and 10,131.89

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Solution

The fourth proportional to 18,087.71, 24,964.00 and 10,131.89 is: 13,983.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087.71 : 24,964.00 = 10,131.89 : x
  2. Step 2: Convert to fraction form
    18,087.71/24,964.00 = 10,131.89/x
  3. Step 3: Cross multiply
    18,087.71x = 24,964.00 × 10,131.89
  4. Step 4: Simplify right side
    18,087.71x = 252,932,351.81
  5. Step 5: Solve for x
    x = 252,932,351.81/18,087.71
  6. Step 6: Final answer
    x = 13,983.66

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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.