Home / 31,749.03-43,813.78-17,409.08

Finding the Fourth Proportional to 31,749.03, 43,813.78 and 17,409.08

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Solution

The fourth proportional to 31,749.03, 43,813.78 and 17,409.08 is: 24,024.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,749.03 : 43,813.78 = 17,409.08 : x
  2. Step 2: Convert to fraction form
    31,749.03/43,813.78 = 17,409.08/x
  3. Step 3: Cross multiply
    31,749.03x = 43,813.78 × 17,409.08
  4. Step 4: Simplify right side
    31,749.03x = 762,757,667.13
  5. Step 5: Solve for x
    x = 762,757,667.13/31,749.03
  6. Step 6: Final answer
    x = 24,024.60

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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.