Home / 13,244.55-19,866.83-4,480.14

Finding the Fourth Proportional to 13,244.55, 19,866.83 and 4,480.14

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Solution

The fourth proportional to 13,244.55, 19,866.83 and 4,480.14 is: 6,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.55 : 19,866.83 = 4,480.14 : x
  2. Step 2: Convert to fraction form
    13,244.55/19,866.83 = 4,480.14/x
  3. Step 3: Cross multiply
    13,244.55x = 19,866.83 × 4,480.14
  4. Step 4: Simplify right side
    13,244.55x = 89,006,157.36
  5. Step 5: Solve for x
    x = 89,006,157.36/13,244.55
  6. Step 6: Final answer
    x = 6,720.21

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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.