Home / 27,090.96-37,392.48-16,488.08

Finding the Fourth Proportional to 27,090.96, 37,392.48 and 16,488.08

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Solution

The fourth proportional to 27,090.96, 37,392.48 and 16,488.08 is: 22,757.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,090.96 : 37,392.48 = 16,488.08 : x
  2. Step 2: Convert to fraction form
    27,090.96/37,392.48 = 16,488.08/x
  3. Step 3: Cross multiply
    27,090.96x = 37,392.48 × 16,488.08
  4. Step 4: Simplify right side
    27,090.96x = 616,530,201.64
  5. Step 5: Solve for x
    x = 616,530,201.64/27,090.96
  6. Step 6: Final answer
    x = 22,757.78

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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.