Home / 17,861.69-24,650.57-9,903.74

Finding the Fourth Proportional to 17,861.69, 24,650.57 and 9,903.74

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Solution

The fourth proportional to 17,861.69, 24,650.57 and 9,903.74 is: 13,667.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.69 : 24,650.57 = 9,903.74 : x
  2. Step 2: Convert to fraction form
    17,861.69/24,650.57 = 9,903.74/x
  3. Step 3: Cross multiply
    17,861.69x = 24,650.57 × 9,903.74
  4. Step 4: Simplify right side
    17,861.69x = 244,132,663.36
  5. Step 5: Solve for x
    x = 244,132,663.36/17,861.69
  6. Step 6: Final answer
    x = 13,667.95

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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.