Home / 18,202.32-25,119.18-10,246.32

Finding the Fourth Proportional to 18,202.32, 25,119.18 and 10,246.32

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Solution

The fourth proportional to 18,202.32, 25,119.18 and 10,246.32 is: 14,139.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.32 : 25,119.18 = 10,246.32 : x
  2. Step 2: Convert to fraction form
    18,202.32/25,119.18 = 10,246.32/x
  3. Step 3: Cross multiply
    18,202.32x = 25,119.18 × 10,246.32
  4. Step 4: Simplify right side
    18,202.32x = 257,379,156.42
  5. Step 5: Solve for x
    x = 257,379,156.42/18,202.32
  6. Step 6: Final answer
    x = 14,139.91

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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.