Home / 18,960.48-26,167.79-11,410.74

Finding the Fourth Proportional to 18,960.48, 26,167.79 and 11,410.74

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Solution

The fourth proportional to 18,960.48, 26,167.79 and 11,410.74 is: 15,748.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960.48 : 26,167.79 = 11,410.74 : x
  2. Step 2: Convert to fraction form
    18,960.48/26,167.79 = 11,410.74/x
  3. Step 3: Cross multiply
    18,960.48x = 26,167.79 × 11,410.74
  4. Step 4: Simplify right side
    18,960.48x = 298,593,876.59
  5. Step 5: Solve for x
    x = 298,593,876.59/18,960.48
  6. Step 6: Final answer
    x = 15,748.22

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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.