Home / 17,749.92-24,486.48-15,735.36

Finding the Fourth Proportional to 17,749.92, 24,486.48 and 15,735.36

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Solution

The fourth proportional to 17,749.92, 24,486.48 and 15,735.36 is: 21,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,749.92 : 24,486.48 = 15,735.36 : x
  2. Step 2: Convert to fraction form
    17,749.92/24,486.48 = 15,735.36/x
  3. Step 3: Cross multiply
    17,749.92x = 24,486.48 × 15,735.36
  4. Step 4: Simplify right side
    17,749.92x = 385,303,577.93
  5. Step 5: Solve for x
    x = 385,303,577.93/17,749.92
  6. Step 6: Final answer
    x = 21,707.34

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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.