Home / 27,444.08-37,871.87-15,507.17

Finding the Fourth Proportional to 27,444.08, 37,871.87 and 15,507.17

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Solution

The fourth proportional to 27,444.08, 37,871.87 and 15,507.17 is: 21,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,444.08 : 37,871.87 = 15,507.17 : x
  2. Step 2: Convert to fraction form
    27,444.08/37,871.87 = 15,507.17/x
  3. Step 3: Cross multiply
    27,444.08x = 37,871.87 × 15,507.17
  4. Step 4: Simplify right side
    27,444.08x = 587,285,375.72
  5. Step 5: Solve for x
    x = 587,285,375.72/27,444.08
  6. Step 6: Final answer
    x = 21,399.34

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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.