Home / 31,760.94-43,730.31-26,970.84

Finding the Fourth Proportional to 31,760.94, 43,730.31 and 26,970.84

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Solution

The fourth proportional to 31,760.94, 43,730.31 and 26,970.84 is: 37,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,760.94 : 43,730.31 = 26,970.84 : x
  2. Step 2: Convert to fraction form
    31,760.94/43,730.31 = 26,970.84/x
  3. Step 3: Cross multiply
    31,760.94x = 43,730.31 × 26,970.84
  4. Step 4: Simplify right side
    31,760.94x = 1,179,443,194.16
  5. Step 5: Solve for x
    x = 1,179,443,194.16/31,760.94
  6. Step 6: Final answer
    x = 37,135.02

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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.