Home / 31,168.26-46,760.31-8,981.64

Finding the Fourth Proportional to 31,168.26, 46,760.31 and 8,981.64

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Solution

The fourth proportional to 31,168.26, 46,760.31 and 8,981.64 is: 13,474.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,168.26 : 46,760.31 = 8,981.64 : x
  2. Step 2: Convert to fraction form
    31,168.26/46,760.31 = 8,981.64/x
  3. Step 3: Cross multiply
    31,168.26x = 46,760.31 × 8,981.64
  4. Step 4: Simplify right side
    31,168.26x = 419,984,270.71
  5. Step 5: Solve for x
    x = 419,984,270.71/31,168.26
  6. Step 6: Final answer
    x = 13,474.74

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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.