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Finding the Fourth Proportional to 17,018.46, 23,480.46 and 9,944.70

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Solution

The fourth proportional to 17,018.46, 23,480.46 and 9,944.70 is: 13,720.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,018.46 : 23,480.46 = 9,944.70 : x
  2. Step 2: Convert to fraction form
    17,018.46/23,480.46 = 9,944.70/x
  3. Step 3: Cross multiply
    17,018.46x = 23,480.46 × 9,944.70
  4. Step 4: Simplify right side
    17,018.46x = 233,506,130.56
  5. Step 5: Solve for x
    x = 233,506,130.56/17,018.46
  6. Step 6: Final answer
    x = 13,720.76

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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.