Home / 17,953.12-26,890.76-11,362.96

Finding the Fourth Proportional to 17,953.12, 26,890.76 and 11,362.96

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Solution

The fourth proportional to 17,953.12, 26,890.76 and 11,362.96 is: 17,019.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,953.12 : 26,890.76 = 11,362.96 : x
  2. Step 2: Convert to fraction form
    17,953.12/26,890.76 = 11,362.96/x
  3. Step 3: Cross multiply
    17,953.12x = 26,890.76 × 11,362.96
  4. Step 4: Simplify right side
    17,953.12x = 305,558,630.25
  5. Step 5: Solve for x
    x = 305,558,630.25/17,953.12
  6. Step 6: Final answer
    x = 17,019.81

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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.