Home / 19,132.51-28,697.97-6,655.36

Finding the Fourth Proportional to 19,132.51, 28,697.97 and 6,655.36

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Solution

The fourth proportional to 19,132.51, 28,697.97 and 6,655.36 is: 9,982.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.51 : 28,697.97 = 6,655.36 : x
  2. Step 2: Convert to fraction form
    19,132.51/28,697.97 = 6,655.36/x
  3. Step 3: Cross multiply
    19,132.51x = 28,697.97 × 6,655.36
  4. Step 4: Simplify right side
    19,132.51x = 190,995,321.62
  5. Step 5: Solve for x
    x = 190,995,321.62/19,132.51
  6. Step 6: Final answer
    x = 9,982.76

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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.