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Finding the Fourth Proportional to 35,409.27, 48,865.22 and 19,494.79

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Solution

The fourth proportional to 35,409.27, 48,865.22 and 19,494.79 is: 26,903.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,409.27 : 48,865.22 = 19,494.79 : x
  2. Step 2: Convert to fraction form
    35,409.27/48,865.22 = 19,494.79/x
  3. Step 3: Cross multiply
    35,409.27x = 48,865.22 × 19,494.79
  4. Step 4: Simplify right side
    35,409.27x = 952,617,202.20
  5. Step 5: Solve for x
    x = 952,617,202.20/35,409.27
  6. Step 6: Final answer
    x = 26,903.05

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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.