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Finding the Fourth Proportional to 35,324.64, 48,749.04 and 19,409.22

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Solution

The fourth proportional to 35,324.64, 48,749.04 and 19,409.22 is: 26,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,324.64 : 48,749.04 = 19,409.22 : x
  2. Step 2: Convert to fraction form
    35,324.64/48,749.04 = 19,409.22/x
  3. Step 3: Cross multiply
    35,324.64x = 48,749.04 × 19,409.22
  4. Step 4: Simplify right side
    35,324.64x = 946,180,842.15
  5. Step 5: Solve for x
    x = 946,180,842.15/35,324.64
  6. Step 6: Final answer
    x = 26,785.29

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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.