Home / 27,444.79-37,871.96-15,507.35

Finding the Fourth Proportional to 27,444.79, 37,871.96 and 15,507.35

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Solution

The fourth proportional to 27,444.79, 37,871.96 and 15,507.35 is: 21,399.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,444.79 : 37,871.96 = 15,507.35 : x
  2. Step 2: Convert to fraction form
    27,444.79/37,871.96 = 15,507.35/x
  3. Step 3: Cross multiply
    27,444.79x = 37,871.96 × 15,507.35
  4. Step 4: Simplify right side
    27,444.79x = 587,293,614.03
  5. Step 5: Solve for x
    x = 587,293,614.03/27,444.79
  6. Step 6: Final answer
    x = 21,399.09

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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.