Home / 19,908.92-27,474.41-11,411.55

Finding the Fourth Proportional to 19,908.92, 27,474.41 and 11,411.55

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Solution

The fourth proportional to 19,908.92, 27,474.41 and 11,411.55 is: 15,748.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.92 : 27,474.41 = 11,411.55 : x
  2. Step 2: Convert to fraction form
    19,908.92/27,474.41 = 11,411.55/x
  3. Step 3: Cross multiply
    19,908.92x = 27,474.41 × 11,411.55
  4. Step 4: Simplify right side
    19,908.92x = 313,525,631.96
  5. Step 5: Solve for x
    x = 313,525,631.96/19,908.92
  6. Step 6: Final answer
    x = 15,748.00

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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.