Home / 31,574.31-47,336.31-18,232.17

Finding the Fourth Proportional to 31,574.31, 47,336.31 and 18,232.17

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Solution

The fourth proportional to 31,574.31, 47,336.31 and 18,232.17 is: 27,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,574.31 : 47,336.31 = 18,232.17 : x
  2. Step 2: Convert to fraction form
    31,574.31/47,336.31 = 18,232.17/x
  3. Step 3: Cross multiply
    31,574.31x = 47,336.31 × 18,232.17
  4. Step 4: Simplify right side
    31,574.31x = 863,043,651.09
  5. Step 5: Solve for x
    x = 863,043,651.09/31,574.31
  6. Step 6: Final answer
    x = 27,333.73

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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.