Home / 17,686.14-24,406.42-9,619.70

Finding the Fourth Proportional to 17,686.14, 24,406.42 and 9,619.70

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Solution

The fourth proportional to 17,686.14, 24,406.42 and 9,619.70 is: 13,274.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.14 : 24,406.42 = 9,619.70 : x
  2. Step 2: Convert to fraction form
    17,686.14/24,406.42 = 9,619.70/x
  3. Step 3: Cross multiply
    17,686.14x = 24,406.42 × 9,619.70
  4. Step 4: Simplify right side
    17,686.14x = 234,782,438.47
  5. Step 5: Solve for x
    x = 234,782,438.47/17,686.14
  6. Step 6: Final answer
    x = 13,274.94

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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.