Home / 18,200.27-25,118.79-10,244.05

Finding the Fourth Proportional to 18,200.27, 25,118.79 and 10,244.05

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Solution

The fourth proportional to 18,200.27, 25,118.79 and 10,244.05 is: 14,138.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.27 : 25,118.79 = 10,244.05 : x
  2. Step 2: Convert to fraction form
    18,200.27/25,118.79 = 10,244.05/x
  3. Step 3: Cross multiply
    18,200.27x = 25,118.79 × 10,244.05
  4. Step 4: Simplify right side
    18,200.27x = 257,317,963.89
  5. Step 5: Solve for x
    x = 257,317,963.89/18,200.27
  6. Step 6: Final answer
    x = 14,138.14

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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.