Home / 13,698.96-20,548.44-5,802.72

Finding the Fourth Proportional to 13,698.96, 20,548.44 and 5,802.72

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Solution

The fourth proportional to 13,698.96, 20,548.44 and 5,802.72 is: 8,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698.96 : 20,548.44 = 5,802.72 : x
  2. Step 2: Convert to fraction form
    13,698.96/20,548.44 = 5,802.72/x
  3. Step 3: Cross multiply
    13,698.96x = 20,548.44 × 5,802.72
  4. Step 4: Simplify right side
    13,698.96x = 119,236,843.76
  5. Step 5: Solve for x
    x = 119,236,843.76/13,698.96
  6. Step 6: Final answer
    x = 8,704.08

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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.