Home / 31,231.37-46,448.84-30,443.24

Finding the Fourth Proportional to 31,231.37, 46,448.84 and 30,443.24

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Solution

The fourth proportional to 31,231.37, 46,448.84 and 30,443.24 is: 45,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,231.37 : 46,448.84 = 30,443.24 : x
  2. Step 2: Convert to fraction form
    31,231.37/46,448.84 = 30,443.24/x
  3. Step 3: Cross multiply
    31,231.37x = 46,448.84 × 30,443.24
  4. Step 4: Simplify right side
    31,231.37x = 1,414,053,376.07
  5. Step 5: Solve for x
    x = 1,414,053,376.07/31,231.37
  6. Step 6: Final answer
    x = 45,276.70

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Double scale
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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.