Home / 13,171.08-19,750.41-4,403.64

Finding the Fourth Proportional to 13,171.08, 19,750.41 and 4,403.64

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Solution

The fourth proportional to 13,171.08, 19,750.41 and 4,403.64 is: 6,603.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,171.08 : 19,750.41 = 4,403.64 : x
  2. Step 2: Convert to fraction form
    13,171.08/19,750.41 = 4,403.64/x
  3. Step 3: Cross multiply
    13,171.08x = 19,750.41 × 4,403.64
  4. Step 4: Simplify right side
    13,171.08x = 86,973,695.49
  5. Step 5: Solve for x
    x = 86,973,695.49/13,171.08
  6. Step 6: Final answer
    x = 6,603.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.