Home / 13,244.40-19,866.60-13,114.80

Finding the Fourth Proportional to 13,244.40, 19,866.60 and 13,114.80

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Solution

The fourth proportional to 13,244.40, 19,866.60 and 13,114.80 is: 19,672.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.40 : 19,866.60 = 13,114.80 : x
  2. Step 2: Convert to fraction form
    13,244.40/19,866.60 = 13,114.80/x
  3. Step 3: Cross multiply
    13,244.40x = 19,866.60 × 13,114.80
  4. Step 4: Simplify right side
    13,244.40x = 260,546,485.68
  5. Step 5: Solve for x
    x = 260,546,485.68/13,244.40
  6. Step 6: Final answer
    x = 19,672.20

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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.