Home / 27,464.96-37,900.08-15,528.80

Finding the Fourth Proportional to 27,464.96, 37,900.08 and 15,528.80

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Solution

The fourth proportional to 27,464.96, 37,900.08 and 15,528.80 is: 21,428.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,464.96 : 37,900.08 = 15,528.80 : x
  2. Step 2: Convert to fraction form
    27,464.96/37,900.08 = 15,528.80/x
  3. Step 3: Cross multiply
    27,464.96x = 37,900.08 × 15,528.80
  4. Step 4: Simplify right side
    27,464.96x = 588,542,572.80
  5. Step 5: Solve for x
    x = 588,542,572.80/27,464.96
  6. Step 6: Final answer
    x = 21,428.86

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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.