Home / 27,099.82-40,632.37-13,031.83

Finding the Fourth Proportional to 27,099.82, 40,632.37 and 13,031.83

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Solution

The fourth proportional to 27,099.82, 40,632.37 and 13,031.83 is: 19,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,099.82 : 40,632.37 = 13,031.83 : x
  2. Step 2: Convert to fraction form
    27,099.82/40,632.37 = 13,031.83/x
  3. Step 3: Cross multiply
    27,099.82x = 40,632.37 × 13,031.83
  4. Step 4: Simplify right side
    27,099.82x = 529,514,004.18
  5. Step 5: Solve for x
    x = 529,514,004.18/27,099.82
  6. Step 6: Final answer
    x = 19,539.39

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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.