Home / 19,244.40-28,866.60-11,824.80

Finding the Fourth Proportional to 19,244.40, 28,866.60 and 11,824.80

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Solution

The fourth proportional to 19,244.40, 28,866.60 and 11,824.80 is: 17,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244.40 : 28,866.60 = 11,824.80 : x
  2. Step 2: Convert to fraction form
    19,244.40/28,866.60 = 11,824.80/x
  3. Step 3: Cross multiply
    19,244.40x = 28,866.60 × 11,824.80
  4. Step 4: Simplify right side
    19,244.40x = 341,341,771.68
  5. Step 5: Solve for x
    x = 341,341,771.68/19,244.40
  6. Step 6: Final answer
    x = 17,737.20

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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.