Home / 23,631.80-35,448.06-11,945.48

Finding the Fourth Proportional to 23,631.80, 35,448.06 and 11,945.48

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Solution

The fourth proportional to 23,631.80, 35,448.06 and 11,945.48 is: 17,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,631.80 : 35,448.06 = 11,945.48 : x
  2. Step 2: Convert to fraction form
    23,631.80/35,448.06 = 11,945.48/x
  3. Step 3: Cross multiply
    23,631.80x = 35,448.06 × 11,945.48
  4. Step 4: Simplify right side
    23,631.80x = 423,444,091.77
  5. Step 5: Solve for x
    x = 423,444,091.77/23,631.80
  6. Step 6: Final answer
    x = 17,918.40

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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.