Home / 27,483.83-37,926.96-15,218.81

Finding the Fourth Proportional to 27,483.83, 37,926.96 and 15,218.81

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Solution

The fourth proportional to 27,483.83, 37,926.96 and 15,218.81 is: 21,001.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,483.83 : 37,926.96 = 15,218.81 : x
  2. Step 2: Convert to fraction form
    27,483.83/37,926.96 = 15,218.81/x
  3. Step 3: Cross multiply
    27,483.83x = 37,926.96 × 15,218.81
  4. Step 4: Simplify right side
    27,483.83x = 577,203,198.12
  5. Step 5: Solve for x
    x = 577,203,198.12/27,483.83
  6. Step 6: Final answer
    x = 21,001.56

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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.