Home / 17,945.07-24,760.44-10,391.01

Finding the Fourth Proportional to 17,945.07, 24,760.44 and 10,391.01

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Solution

The fourth proportional to 17,945.07, 24,760.44 and 10,391.01 is: 14,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,945.07 : 24,760.44 = 10,391.01 : x
  2. Step 2: Convert to fraction form
    17,945.07/24,760.44 = 10,391.01/x
  3. Step 3: Cross multiply
    17,945.07x = 24,760.44 × 10,391.01
  4. Step 4: Simplify right side
    17,945.07x = 257,285,979.64
  5. Step 5: Solve for x
    x = 257,285,979.64/17,945.07
  6. Step 6: Final answer
    x = 14,337.42

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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.