Home / 18,065.21-24,930.93-10,107.57

Finding the Fourth Proportional to 18,065.21, 24,930.93 and 10,107.57

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Solution

The fourth proportional to 18,065.21, 24,930.93 and 10,107.57 is: 13,948.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065.21 : 24,930.93 = 10,107.57 : x
  2. Step 2: Convert to fraction form
    18,065.21/24,930.93 = 10,107.57/x
  3. Step 3: Cross multiply
    18,065.21x = 24,930.93 × 10,107.57
  4. Step 4: Simplify right side
    18,065.21x = 251,991,120.14
  5. Step 5: Solve for x
    x = 251,991,120.14/18,065.21
  6. Step 6: Final answer
    x = 13,948.98

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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.