Home / 17,147.46-23,656.53-10,427.70

Finding the Fourth Proportional to 17,147.46, 23,656.53 and 10,427.70

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Solution

The fourth proportional to 17,147.46, 23,656.53 and 10,427.70 is: 14,385.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,147.46 : 23,656.53 = 10,427.70 : x
  2. Step 2: Convert to fraction form
    17,147.46/23,656.53 = 10,427.70/x
  3. Step 3: Cross multiply
    17,147.46x = 23,656.53 × 10,427.70
  4. Step 4: Simplify right side
    17,147.46x = 246,683,197.88
  5. Step 5: Solve for x
    x = 246,683,197.88/17,147.46
  6. Step 6: Final answer
    x = 14,385.99

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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.