Home / 17,635.45-24,336.90-9,678.17

Finding the Fourth Proportional to 17,635.45, 24,336.90 and 9,678.17

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Solution

The fourth proportional to 17,635.45, 24,336.90 and 9,678.17 is: 13,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,635.45 : 24,336.90 = 9,678.17 : x
  2. Step 2: Convert to fraction form
    17,635.45/24,336.90 = 9,678.17/x
  3. Step 3: Cross multiply
    17,635.45x = 24,336.90 × 9,678.17
  4. Step 4: Simplify right side
    17,635.45x = 235,536,655.47
  5. Step 5: Solve for x
    x = 235,536,655.47/17,635.45
  6. Step 6: Final answer
    x = 13,355.86

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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.