Home / 17,876.48-26,800.70-11,288.81

Finding the Fourth Proportional to 17,876.48, 26,800.70 and 11,288.81

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Solution

The fourth proportional to 17,876.48, 26,800.70 and 11,288.81 is: 16,924.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,876.48 : 26,800.70 = 11,288.81 : x
  2. Step 2: Convert to fraction form
    17,876.48/26,800.70 = 11,288.81/x
  3. Step 3: Cross multiply
    17,876.48x = 26,800.70 × 11,288.81
  4. Step 4: Simplify right side
    17,876.48x = 302,548,020.72
  5. Step 5: Solve for x
    x = 302,548,020.72/17,876.48
  6. Step 6: Final answer
    x = 16,924.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.