Home / 13,180.60-19,773.24-4,416.40

Finding the Fourth Proportional to 13,180.60, 19,773.24 and 4,416.40

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Solution

The fourth proportional to 13,180.60, 19,773.24 and 4,416.40 is: 6,625.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180.60 : 19,773.24 = 4,416.40 : x
  2. Step 2: Convert to fraction form
    13,180.60/19,773.24 = 4,416.40/x
  3. Step 3: Cross multiply
    13,180.60x = 19,773.24 × 4,416.40
  4. Step 4: Simplify right side
    13,180.60x = 87,326,537.14
  5. Step 5: Solve for x
    x = 87,326,537.14/13,180.60
  6. Step 6: Final answer
    x = 6,625.38

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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.