Home / 18,186.42-25,095.30-10,226.96

Finding the Fourth Proportional to 18,186.42, 25,095.30 and 10,226.96

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Solution

The fourth proportional to 18,186.42, 25,095.30 and 10,226.96 is: 14,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186.42 : 25,095.30 = 10,226.96 : x
  2. Step 2: Convert to fraction form
    18,186.42/25,095.30 = 10,226.96/x
  3. Step 3: Cross multiply
    18,186.42x = 25,095.30 × 10,226.96
  4. Step 4: Simplify right side
    18,186.42x = 256,648,503.81
  5. Step 5: Solve for x
    x = 256,648,503.81/18,186.42
  6. Step 6: Final answer
    x = 14,112.10

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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.