Home / 13,104.48-19,657.20-5,698.80

Finding the Fourth Proportional to 13,104.48, 19,657.20 and 5,698.80

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Solution

The fourth proportional to 13,104.48, 19,657.20 and 5,698.80 is: 8,548.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104.48 : 19,657.20 = 5,698.80 : x
  2. Step 2: Convert to fraction form
    13,104.48/19,657.20 = 5,698.80/x
  3. Step 3: Cross multiply
    13,104.48x = 19,657.20 × 5,698.80
  4. Step 4: Simplify right side
    13,104.48x = 112,022,451.36
  5. Step 5: Solve for x
    x = 112,022,451.36/13,104.48
  6. Step 6: Final answer
    x = 8,548.41

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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.