Home / 27,636.48-38,132.64-16,305.39

Finding the Fourth Proportional to 27,636.48, 38,132.64 and 16,305.39

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Solution

The fourth proportional to 27,636.48, 38,132.64 and 16,305.39 is: 22,498.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.48 : 38,132.64 = 16,305.39 : x
  2. Step 2: Convert to fraction form
    27,636.48/38,132.64 = 16,305.39/x
  3. Step 3: Cross multiply
    27,636.48x = 38,132.64 × 16,305.39
  4. Step 4: Simplify right side
    27,636.48x = 621,767,566.93
  5. Step 5: Solve for x
    x = 621,767,566.93/27,636.48
  6. Step 6: Final answer
    x = 22,498.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.