Home / 13,884.37-19,154.25-8,845.86

Finding the Fourth Proportional to 13,884.37, 19,154.25 and 8,845.86

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Solution

The fourth proportional to 13,884.37, 19,154.25 and 8,845.86 is: 12,203.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884.37 : 19,154.25 = 8,845.86 : x
  2. Step 2: Convert to fraction form
    13,884.37/19,154.25 = 8,845.86/x
  3. Step 3: Cross multiply
    13,884.37x = 19,154.25 × 8,845.86
  4. Step 4: Simplify right side
    13,884.37x = 169,435,813.91
  5. Step 5: Solve for x
    x = 169,435,813.91/13,884.37
  6. Step 6: Final answer
    x = 12,203.35

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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.