Home / 13,335.67-19,997.97-5,011.39

Finding the Fourth Proportional to 13,335.67, 19,997.97 and 5,011.39

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Solution

The fourth proportional to 13,335.67, 19,997.97 and 5,011.39 is: 7,515.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,335.67 : 19,997.97 = 5,011.39 : x
  2. Step 2: Convert to fraction form
    13,335.67/19,997.97 = 5,011.39/x
  3. Step 3: Cross multiply
    13,335.67x = 19,997.97 × 5,011.39
  4. Step 4: Simplify right side
    13,335.67x = 100,217,626.88
  5. Step 5: Solve for x
    x = 100,217,626.88/13,335.67
  6. Step 6: Final answer
    x = 7,515.01

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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.