Home / 18,884.21-26,060.38-10,270.47

Finding the Fourth Proportional to 18,884.21, 26,060.38 and 10,270.47

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Solution

The fourth proportional to 18,884.21, 26,060.38 and 10,270.47 is: 14,173.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.21 : 26,060.38 = 10,270.47 : x
  2. Step 2: Convert to fraction form
    18,884.21/26,060.38 = 10,270.47/x
  3. Step 3: Cross multiply
    18,884.21x = 26,060.38 × 10,270.47
  4. Step 4: Simplify right side
    18,884.21x = 267,652,325.30
  5. Step 5: Solve for x
    x = 267,652,325.30/18,884.21
  6. Step 6: Final answer
    x = 14,173.34

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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.