Home / 15,189.36-22,784.04-13,853.04

Finding the Fourth Proportional to 15,189.36, 22,784.04 and 13,853.04

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Solution

The fourth proportional to 15,189.36, 22,784.04 and 13,853.04 is: 20,779.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,189.36 : 22,784.04 = 13,853.04 : x
  2. Step 2: Convert to fraction form
    15,189.36/22,784.04 = 13,853.04/x
  3. Step 3: Cross multiply
    15,189.36x = 22,784.04 × 13,853.04
  4. Step 4: Simplify right side
    15,189.36x = 315,628,217.48
  5. Step 5: Solve for x
    x = 315,628,217.48/15,189.36
  6. Step 6: Final answer
    x = 20,779.56

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Similar ratio
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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.