Home / 35,324.16-48,748.20-19,409.64

Finding the Fourth Proportional to 35,324.16, 48,748.20 and 19,409.64

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Solution

The fourth proportional to 35,324.16, 48,748.20 and 19,409.64 is: 26,785.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,324.16 : 48,748.20 = 19,409.64 : x
  2. Step 2: Convert to fraction form
    35,324.16/48,748.20 = 19,409.64/x
  3. Step 3: Cross multiply
    35,324.16x = 48,748.20 × 19,409.64
  4. Step 4: Simplify right side
    35,324.16x = 946,185,012.65
  5. Step 5: Solve for x
    x = 946,185,012.65/35,324.16
  6. Step 6: Final answer
    x = 26,785.78

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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.