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Finding the Fourth Proportional to 30,863.79, 46,025.90 and 27,461.79

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Solution

The fourth proportional to 30,863.79, 46,025.90 and 27,461.79 is: 40,952.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,863.79 : 46,025.90 = 27,461.79 : x
  2. Step 2: Convert to fraction form
    30,863.79/46,025.90 = 27,461.79/x
  3. Step 3: Cross multiply
    30,863.79x = 46,025.90 × 27,461.79
  4. Step 4: Simplify right side
    30,863.79x = 1,263,953,370.23
  5. Step 5: Solve for x
    x = 1,263,953,370.23/30,863.79
  6. Step 6: Final answer
    x = 40,952.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.