Home / 31,076.92-46,631.58-12,352.96

Finding the Fourth Proportional to 31,076.92, 46,631.58 and 12,352.96

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Solution

The fourth proportional to 31,076.92, 46,631.58 and 12,352.96 is: 18,535.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,076.92 : 46,631.58 = 12,352.96 : x
  2. Step 2: Convert to fraction form
    31,076.92/46,631.58 = 12,352.96/x
  3. Step 3: Cross multiply
    31,076.92x = 46,631.58 × 12,352.96
  4. Step 4: Simplify right side
    31,076.92x = 576,038,042.48
  5. Step 5: Solve for x
    x = 576,038,042.48/31,076.92
  6. Step 6: Final answer
    x = 18,535.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.