Home / 18,227.16-25,153.20-10,270.14

Finding the Fourth Proportional to 18,227.16, 25,153.20 and 10,270.14

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Solution

The fourth proportional to 18,227.16, 25,153.20 and 10,270.14 is: 14,172.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.16 : 25,153.20 = 10,270.14 : x
  2. Step 2: Convert to fraction form
    18,227.16/25,153.20 = 10,270.14/x
  3. Step 3: Cross multiply
    18,227.16x = 25,153.20 × 10,270.14
  4. Step 4: Simplify right side
    18,227.16x = 258,326,885.45
  5. Step 5: Solve for x
    x = 258,326,885.45/18,227.16
  6. Step 6: Final answer
    x = 14,172.63

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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.