Home / 13,796.54-20,697.89-5,031.45

Finding the Fourth Proportional to 13,796.54, 20,697.89 and 5,031.45

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Solution

The fourth proportional to 13,796.54, 20,697.89 and 5,031.45 is: 7,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796.54 : 20,697.89 = 5,031.45 : x
  2. Step 2: Convert to fraction form
    13,796.54/20,697.89 = 5,031.45/x
  3. Step 3: Cross multiply
    13,796.54x = 20,697.89 × 5,031.45
  4. Step 4: Simplify right side
    13,796.54x = 104,140,373.48
  5. Step 5: Solve for x
    x = 104,140,373.48/13,796.54
  6. Step 6: Final answer
    x = 7,548.30

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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.